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Professor's Research #23 Pokemon Celebrations

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PSA $25 Off Code: PC25 Code: PC25

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Ungraded	Grade 7	Grade 8	Grade 9	Grade 9.5	PSA 10
$1.25 -$0.10	$7.15 +$0.06	$11.01 $0.00	$13.29 -$0.03	$15.00 $0.00	$229.97 -$0.40	+
volume: 1 sale per day	volume: 1 sale per month	volume: 1 sale per week	volume: 2 sales per month	volume: 3 sales per year	volume: 6 sales per year	+

Grade 9	Grade 9.5	PSA 10
$13.29 -$0.03	$15.00 $0.00	$229.97 -$0.40
volume: 2 sales per month	volume: 3 sales per year	volume: 6 sales per year

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Ungraded Sold Listings (60)

Grade 7 Sold Listings (14)

Grade 8 Sold Listings (30)

Grade 9 Sold Listings (30)

PSA 10 Sold Listings (26)

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Loose Price	Add typical shipping costs
TCGPlayer	$0.28
eBay	$0.50
PriceCharting	$1.50 + free shipping

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-06-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 CEL Celebrations Holo Pokemon NM/M 023/025 [eBay]	$2.40	Report It
2026-06-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 [eBay]	$1.99	Report It
2026-06-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Celebrations Pokemon Holo LP 023/025 [eBay]	$1.99	Report It
2026-06-15	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Celebrations Pokemon NM 023/025 [eBay]	$1.95	Report It
2026-06-15	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 23/25 - Holo Rare Celebrations Pokémon Prof Oak NM 23/25 [eBay]	$1.00	Report It
2026-06-14	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Professor's Research 23/25 - Holo Rare Celebrations NM/MT Pokémon Prof Oak 23/25 [eBay]	$0.99	Report It
2026-06-14		Professor's Research #23 Near Mint English [TCGPlayer]	$0.01
2026-06-14	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon Celebrations Professor's Research #023/025 Holo 023/025 [eBay]	$2.49	Report It
2026-06-13	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 023/025 Holo Rare - Celebrations - Pokemon Card 023/025 [eBay]	$0.99	Report It
2026-06-12	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Celebrations Pokemon Holo NM/M 023/025 [eBay]	$1.99	Report It
2026-06-11	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Celebrations Pokemon Holo NM 023/025 [eBay]	$1.35	Report It
2026-06-11	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research Celebrations #023/025 Holo Rare Pokemon Card 023/025 [eBay]	$0.99	Report It
2026-06-10	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 [eBay]	$1.99	Report It
2026-06-10	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professors Research - 023/025 - Holo Rare - Celebrations - POKEMON - NM/M 023/025 [eBay]	$1.68	Report It
2026-06-09	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 [eBay]	$1.79	Report It
2026-06-09		Professor's Research #23 Near Mint English [TCGPlayer]	$0.25
2026-06-09	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PROFESSOR'S RESEARCH (PROFESSOR OAK) 023/025 HOLO CELEBRATIONS POKEMON HOLO NM/M 023/025 [eBay]	$1.99	Report It
2026-06-08	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 [eBay]	$2.24	Report It
2026-06-08	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 - Celebrations - Pokemon Card NM/M 023/025 [eBay]	$1.18	Report It
2026-06-08	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PROFESSOR'S RESEARCH (PROFESSOR OAK) 023/025 HOLO R CELEBRATIONS POKEMON NM/M 023/025 [eBay]	$2.67	Report It
2026-06-07	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 023/025 Celebrations Holo Pokemon Card 2021 NM [eBay]	$1.26	Report It
2026-06-05	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon TCG Celebrations Professor's Research 023/025 Holo Rare EN 023/025 [eBay]	$0.99	Report It
2026-06-05	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 023/025 Celebrations 25th Anniversary Pokemon Holo Foil [eBay]	$1.39	Report It
2026-06-04	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 023/025 Celebrations Holo Rare, Pokemon 2021 •LP 023/025 [eBay]	$0.79	Report It
2026-06-04		Professor's Research #23 Near Mint English [TCGPlayer]	$0.20
2026-06-02	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Celebrations Pokemon Holo NM 023/025 [eBay]	$1.98	Report It
2026-06-02	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo R Celebrations Pokemon Holo NM 023/025 [eBay]	$1.99	Report It
2026-06-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Celebrations Holo NM Rare Pokemon 023/025 [eBay]	$1.33	Report It
2026-06-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PROFESSOR'S RESEARCH (PROFESSOR OAK) 023/025 HOLO CELEBRATIONS POKEMON HOLO NM 023/025 [eBay]	$1.71	Report It
2026-05-31	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Celebrations Pokemon Holo NM 023/025 [eBay]	$1.95	Report It
2026-05-31	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon LP 023/025 [eBay]	$1.99	Report It
2026-05-30	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research (Professor Oak) 023/025 Holo Rare Celebrations Pokemon NM 023/025 [eBay]	$1.21	Report It
2026-05-30		Professor's Research #23 Near Mint English [TCGPlayer]	$0.50
2026-05-30	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 23/25 Celebrations Holo Rare Pokémon TCG 023/025 023/025 [eBay]	$2.21	Report It
2026-05-25		Professor's Research #23 Near Mint English [TCGPlayer]	$0.50
2026-05-24		Professor's Research #23 Near Mint English [TCGPlayer]	$0.49
2026-05-19		Professor's Research #23 Near Mint English [TCGPlayer]	$0.27
2026-05-15		Professor's Research #23 Near Mint English [TCGPlayer]	$0.29
2026-05-10		Professor's Research #23 Near Mint English [TCGPlayer]	$0.28
2026-05-09		Professor's Research #23 Near Mint English [TCGPlayer]	$0.26
2026-05-05		Professor's Research #23 Near Mint English [TCGPlayer]	$0.05
2026-05-04		Professor's Research #23 Near Mint English [TCGPlayer]	$0.23
2026-04-30		Professor's Research #23 Near Mint English [TCGPlayer]	$0.25
2026-04-25		Professor's Research #23 Near Mint English [TCGPlayer]	$0.26
2026-04-24		Professor's Research #23 Near Mint English [TCGPlayer]	$0.02
2026-04-20		Professor's Research #23 Near Mint English [TCGPlayer]	$0.99
2026-04-15		Professor's Research #23 Near Mint English [TCGPlayer]	$0.01
2026-04-14		Professor's Research #23 Near Mint English [TCGPlayer]	$0.27
2026-04-10		Professor's Research #23 Near Mint English [TCGPlayer]	$0.27
2026-04-05		Professor's Research #23 Near Mint English [TCGPlayer]	$0.15
2026-03-31		Professor's Research #23 Near Mint English [TCGPlayer]	$0.19
2026-03-25		Professor's Research #23 Near Mint English [TCGPlayer]	$0.22
2026-03-21		Professor's Research #23 Near Mint English [TCGPlayer]	$0.31
2026-03-16		Professor's Research #23 Near Mint English [TCGPlayer]	$0.35
2026-03-15		Professor's Research #23 Near Mint English [TCGPlayer]	$0.15
2026-03-11		Professor's Research #23 Near Mint English [TCGPlayer]	$0.19
2026-03-10		Professor's Research #23 Near Mint English [TCGPlayer]	$0.27
2026-03-06		Professor's Research #23 Near Mint English [TCGPlayer]	$0.24
2026-03-05		Professor's Research #23 Near Mint English [TCGPlayer]	$0.05
2026-03-01		Professor's Research #23 Near Mint English [TCGPlayer]	$0.30

See an incorrect/misclassified sale? Please click "report" to notify admin.

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-05-19	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research: Professor Oak #023/025 PSA 7 [eBay]	$7.50	Report It
2026-05-10	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 7 Professor's Research 023/025 Pokemon Celebrations 25th Anniversary 023/025 [eBay]	$0.99	Report It
2026-04-26	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 7 Professor's Research 023/025 Pokemon Celebrations 25th Anniversary 023/025 [eBay]	$0.99	Report It
2026-04-26	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 7 #023 [eBay]	$8.50	Report It
2026-04-19	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 7 #023 [eBay]	$9.50	Report It
2026-03-26	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 7 #023 [eBay]	$9.50	Report It
2026-02-25	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 7 #023 [eBay]	$7.00	Report It
2026-02-23	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 7 #023 [eBay]	$9.01	Report It
2026-02-20	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 7 #023 [eBay]	$12.79	Report It
2025-11-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 7 #023 [eBay]	$8.00	Report It
2025-08-12	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 7 Pokémon TCG Professor's Research Celebrations 023/025 Holo Holo Rare [eBay]	$9.68	Report It
2024-09-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research 023/025 PSA 7 Mint Holo Rare card 15/109 [eBay]	$2.00	Report It
2024-07-11	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research 023/025 PSA 7 Mint Holo Rare card 15/109 [eBay]	$0.99	Report It
2024-04-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon Professor's Research Celebrations Holo Rare #023 PSA 7 [eBay]	$8.50

See an incorrect/misclassified sale? Please click "report" to notify admin.

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-05-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$13.50	Report It
2026-05-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$9.75	Report It
2026-05-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$9.75	Report It
2026-05-15	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$11.50	Report It
2026-05-09	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8.5 #023 [eBay]	$12.50	Report It
2026-05-04	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$12.50	Report It
2026-04-17	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations 023 Professors Research - PSA 8 #23 [eBay]	$12.95	Report It
2026-04-13	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 8 PROFESSOR'S RESEARCH #023 - Celebrations 2021 Pokemon Card [eBay]	$19.99	Report It
2026-04-12	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$7.50	Report It
2026-04-09	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$14.00	Report It
2026-04-05	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research Card PSA 8 NM-MT 023/025 #023 [eBay]	$5.50	Report It
2026-04-04	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$7.50	Report It
2026-04-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$7.50	Report It
2026-03-28	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$7.50	Report It
2026-03-15	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$7.50	Report It
2026-03-08	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations 023 Professors Research - PSA 8 #23 [eBay]	$14.50	Report It
2026-02-28	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$8.05	Report It
2026-02-20	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$9.79	Report It
2026-01-08	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$9.25	Report It
2026-01-03	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$10.89	Report It
2026-01-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$8.50	Report It
2025-12-25	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 8 Professor's Research Pokemon Celebrations 2021 #023/025 NEAR MINT-MINT 023/025 [eBay]	$22.95	Report It
2025-12-18	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$7.50	Report It
2025-12-18	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$6.51	Report It
2025-12-11	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 8 Professor's Research Pokemon Celebrations 2021 #023/025 NEAR MINT-MINT 023/025 [eBay]	$11.96	Report It
2025-11-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor’s Research 23/25 Rare Holo PSA 8 Pokemon Celebrations 2021 Trainer 23/25 [eBay]	$10.00	Report It
2025-11-27	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$6.50	Report It
2025-11-17	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS HOLO #023 PROFESSOR'S RESEARCH CGC 8.5 [eBay]	$6.05	Report It
2025-09-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 8 Professor's Research Pokemon Celebrations 2021 #023/025 NEAR MINT-MINT 023/025 [eBay]	$2.25	Report It
2025-08-23	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 8 #023 [eBay]	$7.50	Report It

See an incorrect/misclassified sale? Please click "report" to notify admin.

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-05-28	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research #023 PSA 9 [eBay]	$25.00	Report It
2026-05-25	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$14.99	Report It
2026-05-18	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PROFESSOR'S RESEARCH 2021 POKEMON CELEBRATIONS RARE HOLO #023/025 CGC 9 Q1345 023/025 [eBay]	$3.25	Report It
2026-05-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$12.78	Report It
2026-05-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$13.40	Report It
2026-05-04	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$14.00	Report It
2026-04-21	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokémon Celebrations Professors Research #023 PSA 9 023/025 [eBay]	$4.99	Report It
2026-04-02	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$18.50	Report It
2026-03-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$7.95	Report It
2026-03-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$10.00	Report It
2026-03-28	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$11.40	Report It
2026-03-23	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$9.51	Report It
2026-03-19	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$15.50	Report It
2026-02-28	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research #23 BGS 9 - Pokemon Celebrations STAMPED Holo Rare [eBay]	$15.00	Report It
2026-02-27	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PM - 2021 - Pokemon - Celebrations - #23 - Professors Research - PSA 9 [eBay]	$21.00	Report It
2026-02-25	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$7.22	Report It
2026-02-25	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$7.20	Report It
2026-02-22	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$10.00	Report It
2026-02-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research 023/025 PSA 9 MINT graded card 023/025 [eBay]	$12.73	Report It
2025-10-26	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$6.50	Report It
2025-10-19	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$8.16	Report It
2025-09-16	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokémon TCG Celebrations #023 Professor’s Research PSA 9 MINT 023/025 [eBay]	$10.00	Report It
2025-08-11	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$5.51	Report It
2025-07-08	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 023/025 Celebrations Holo CGC 9 Blue Label Pokemon TCG 023/025 [eBay]	$10.14	Report It
2025-07-07	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH CGC 9 #023 023/025 [eBay]	$4.25	Report It
2025-07-03	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH CGC 9 #023 [eBay]	$9.99	Report It
2025-06-20	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH CGC 9 #023 [eBay]	$3.25	Report It
2025-06-13	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Professor's Research 023/025 Pokemon Celebrations PSA 9 023/025 [eBay]	$4.99	Report It
2025-05-18	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon SWSH Celebrations Professor's Research Oak Holo #23 PSA 9 - MINT! #23 [eBay]	$3.50	Report It
2025-04-19	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 9 #023 [eBay]	$8.50	Report It

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2025-08-30	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon: Professor's Research Holo #023 Celebrations - CGC 9.5 GEM MINT - D80 #23 [eBay]	$20.00	Report It
2025-03-14	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON PROFESSOR'S RESEARCH CELEBRATIONS HOLO 023/025 CGC 9.5 [eBay]	$8.70	Report It
2025-02-08	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	CGC 9.5 Pokémon TCG Professor's Research Celebrations 023/025 Holo 023/025 [eBay]	$5.00	Report It
2024-09-17	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professors Research Holo #23 CGC 9.5 (80) [eBay]	$2.27	Report It
2024-09-17	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professors Research Holo #23 CGC 9.5 (79) [eBay]	$4.25	Report It
2024-05-14	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations #023 Professor's Research Holographic SGC 9.5 [eBay]	$5.51
2024-02-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research Holo #023/025 CGC 9.5 Mint+ [eBay]	$5.51

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-05-23	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 10 #023 [eBay]	$225.00		Report It
2026-04-26	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 10 #023 [eBay]	$243.50		Report It
2026-04-05	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research #023 PSA 10 [eBay]	$300.00 $350.00	$350.00	Report It
2026-03-13	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PROFESSOR'S RESEARCH: PROFESSOR OAK PSA 10 2021 POKEMON CELEBRATIONS #023 9433 023/025 [eBay]	$283.00		Report It
2026-02-07	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 10 #023 [eBay]	$135.00 $150.00	$150.00	Report It
2026-02-03	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 PROFESSOR'S RESEARCH #023 POKEMON CELEBRATIONS PSA 10 POP ONLY 73 CARDS 023/025 [eBay]	$399.95		Report It
2026-01-26	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 10 #023 [eBay]	$129.50		Report It
2025-12-21	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations PSA 10 Professor’s Research #023 Low Pop 25th Ann #023 [eBay]	$185.00 $200.00	$200.00	Report It
2025-12-06	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH HOLO PSA 10 GEM MINT NEW 023/025 [eBay]	$59.99		Report It
2025-09-13	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Oak Research Holo #23 PSA 10 - GEM MINT 023/025 [eBay]	$171.00		Report It
2025-06-06	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research #23/25 Pokemon Celebrations PSA 10 23/25 [eBay]	$50.00		Report It
2025-04-12	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professors Research 023/025 Pokemon TCG Celebrations PSA 10 GEM MINT 023/025 [eBay]	$51.00		Report It
2025-04-07	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professors Research 023/025 Pokemon TCG Celebrations PSA 10 GEM MINT 023/025 [eBay]	$36.00		Report It
2025-03-31	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 PROFESSOR'S RESEARCH #023 POKEMON CELEBRATIONS PSA 10 POP 59 CARDS #023 [eBay]	$149.95		Report It
2025-03-24	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon 2021 Professors Research 023/025 Celebrations GEM MINT PSA 10 023/025 [eBay]	$51.00		Report It
2025-01-23	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 PROFESSOR'S RESEARCH #023 POKEMON CELEBRATIONS PSA 10 POP 59 CARDS #023 [eBay]	$28.00		Report It
2024-07-15	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research #023 PSA 10 Gem Mint - Low Pop #023 [eBay]	$100.00		Report It
2024-02-24	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PSA 10 Gem Mint Pokemon Professor's Research Celebrations Holo Rare #023 2021 [eBay]	$49.00
2024-02-11	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon Professor's Research Celebrations Holo Rare #023 PSA 10 Gem Mint [eBay]	$46.00
2023-11-03	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	POKEMON CELEBRATIONS PSA 10 PROFESSOR'S RESEARCH #23 [eBay]	$50.00
2023-09-21	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PROFESSOR'S RESEARCH PSA 10-Holo Rare Card Pokemon TCG 25th Celebrations 023/025 [eBay]	$50.00
2023-04-24		PROFESSOR'S RESEARCH PSA 10 - Holo Rare Card Pokemon TCG 25th Celebrations 023/0 [eBay]	$50.00
2023-04-13		PROFESSOR'S RESEARCH PSA 10 - Holo Rare Card Pokemon TCG 25th Celebrations 023/0 [eBay]	$50.00
2023-03-26		Pokemon Celebrations Professors Research 023/025 HOLOGRAM FOIL RARE PSA 10 GEM #023 [eBay]	$31.00
2023-03-05		Pokemon Celebrations Professors Research 023/025 HOLOGRAM FOIL RARE PSA 10 GEM #023 [eBay]	$75.00
2021-11-01		Pokemon Celebrations Professor's Research Holo #023 PSA 10 Gem Mint Pop1 ! #023 [eBay]	$400.00

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No sales data for this card and grade

Any value shown for this card with this grade is an estimate based on sales we've found for other grades and the age of the card.
This estimate is based on the card being PSA or BGS graded. Grades from other companies could be worth much less.

No sales data for this card and grade

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-02-20	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 5 #023 [eBay]	$7.79		Report It

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-06-02	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	UGH Pokémon 2021 Celebrations Professor's Research 023/025 PSA 6 Holo Rare ENG 023/025 [eBay]	$6.66	Report It
2026-03-13	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 6 #023 [eBay]	$7.00	Report It
2026-02-24	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 6 #023 [eBay]	$7.79	Report It
2026-02-20	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 6 #023 [eBay]	$9.79	Report It
2026-02-20	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 6 #023 [eBay]	$9.79	Report It
2026-02-20	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 6 #023 [eBay]	$9.79	Report It
2025-06-22	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH PSA 6 #023 [eBay]	$6.50	Report It
2024-06-03	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Professor's Research Holographic 023/025 SGC 6 [eBay]	$3.25

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2026-06-03	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon Professor's Research Holo #23 Celebrations 2021 - CGC 10 LOW POP #23 [eBay]	$11.00	Report It
2026-03-30	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Graded Pokemon Card ENG Professor's Research 023/025 Celebrations Holo CGC 10 023/025 [eBay]	$27.99	Report It
2026-02-23	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	CGC 10 Professor's Research (2021) 023/025 Celebrations Holo \| Pokemon 023/025 [eBay]	$11.50	Report It
2025-12-01	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	PROFESSOR'S RESEARCH 2021 POKEMON CELEBRATIONS RARE HOLO 023/025 CGC 10 [eBay]	$11.06	Report It
2025-10-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon Professor's Research Holo #23 Celebrations 2021 - CGC 10 POP 19 #23 [eBay]	$85.00	Report It
2025-08-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Celebrations Holo Professor's Research #023 CGC 10 GEM MINT [eBay]	$21.00	Report It
2025-04-14	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon Professor's Research Holo #23 Celebrations 2021 - CGC 10 POP 19 #23 [eBay]	$74.00	Report It
2025-03-14	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON PROFESSOR'S RESEARCH CELEBRATIONS HOLO 023/025 CGC 10 (118) [eBay]	$14.75	Report It
2025-03-14	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON PROFESSOR'S RESEARCH CELEBRATIONS HOLO 023/025 CGC 10 [eBay]	$19.55	Report It
2024-10-29	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 Pokemon Professor's Research Celebrations Holo #023 CGC 10 GEM MINT [eBay]	$6.05	Report It
2024-05-18	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Pokemon Professor's Research Holo #23 Celebrations 2021 - CGC 10 POP 19 - PSA #23 [eBay]	$50.00

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Sale Date ▲ ▼	TW	Title ▲ ▼	▲ ▼ Price
2024-04-26	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	2021 POKEMON CELEBRATIONS #023 PROFESSOR'S RESEARCH HOLO SGC 10 [eBay]	$10.50
2024-02-05	Time Warp shows photos of completed sales. >Subscribe ($6/month) to see photos. OK	Professor's Research 023/025 - Celebrations Holo Pokemon Card Sgc Graded 10 Gem [eBay]	$10.50

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No sales data for this card and grade

Graded Population Report: Professor's Research #23

Visualize the distrbution of grades in the chart. Hover or touch points to see the actual population for each grade.

Grade Your Cards &Save $25 Use Code: PC25

* population census updated monthly

Click tabs to see historic sales data.
Click on a listing to see full details. Ok

Professor's Research #23 (Pokemon Celebrations) Details

See:	Population Report
Genre:	Pokemon Card
Release Date:	October 8, 2021
Publisher:	Pokemon
Card Number:	#23
Print Run:	n/a
Notes:	none

ePID (eBay):	none
TCGPlayer ID:	250318
PriceCharting ID:	2618168

Description:	2021 Celebrations Professors Research-Full Art-Rare #023/025

More Photos: Pokemon Celebrations: Professor's Research #23

Main Image

Full Price Guide: Professor's Research #23 (Pokemon Celebrations)

Ungraded	$1.25
Grade 1	-
Grade 2	$4.00
Grade 3	$4.00
Grade 4	$5.00
Grade 5	$6.00
Grade 6	$6.97
Grade 7	$7.15
Grade 8	$11.01
Grade 9	$13.29
Grade 9.5	$15.00
TAG 10	-
ACE 10	-
SGC 10	$10.50
CGC 10	$15.47
PSA 10	$229.97
BGS 10	$299.00
BGS 10 Black	$1,495.00
CGC 10 Pristine	$28.00

All prices are the current market price.

Professor's Research #23 (Pokemon Celebrations | Pokemon Cards) prices are based on the historic sales. The prices shown are calculated using our proprietary algorithm.
Historic sales data are completed sales with a buyer and a seller agreeing on a price. We do not factor unsold items into our prices.
Chart shows the price of Professor's Research #23 at the end of each month going back as long as we have tracked the item.

Loose Price	Add typical shipping costs
Site	Price
TCGPlayer	$0.28
eBay	$0.50
PriceCharting	$1.50 + free shipping