Search

LEGO Sets > LEGO Space

Message Decoder #6831 LEGO Space

Message Decoder #6831 LEGO Space Prices + 1 more photo

Useful Sites..

eBay

Add this item to your collection.
Keep track of your collection value over time. Ok
Pieces Only Complete Price New Price Pieces & Manual Box Only Price Manual Only Price  
$5.72 +$0.03 $20.00 $0.00 $150.03 -$0.04 $16.00 $12.99 $0.00 $10.42 $0.00 + 
volume:  1 sale per month volume:  2 sales per month volume:  3 sales per year volume:  1 sale per year volume:  1 sale per year volume:  1 sale per year + 
       
Pieces & Manual Box Only Manual Only  
$16.00   $12.99 $0.00 $10.42 $0.00  
volume:  1 sale per year volume:  1 sale per year volume:  1 sale per year  
Pieces Sold Listings (27)
CIB Sold Listings (30)
New Sold Listings (5)
Pieces & Manual Sold Listings (19)
Box Only Sold Listings (1)
Manual Only Sold Listings (2)
All Sold Listings

We earn a commission if you click eBay links and buy stuff.

Sale Date ▲ ▼ TW Title ▲ ▼ ▲ ▼ Price
2025-06-01
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) With Instructions [eBay] $4.06 Report It
2025-03-02
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Space Lego 6831; Space Police Message Decoder. VCG! [eBay] $3.28 Report It
2025-02-05
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $9.01 Report It
2024-12-13
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO SYSTEM LEGO 6831 MESSAGE DECODER Space Police Buggy WITH INSTRUCTIONS [eBay] $6.33 Report It
2024-12-05
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage 1989 Lego Space Police – 6831 Message Decoder – Complete [eBay] $8.26 Report It
2024-12-05
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $12.73 Report It
2024-10-28
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space Police – 6831 Message Decoder – Instructions - Complete- 1989 Vintage [eBay] $8.49 Report It
2024-10-28
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO SPACE POLICE 1 Message Decoder (6831) COMPLETE BUILD [eBay] $14.99 Report It
2024-10-21
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police Set 6831 Message Decoder Used 100% Complete No Box or Manuel [eBay] $20.00 Report It
2024-08-30
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police Set 6831 Message Decoder Used 100% Complete No Box or Manuel [eBay] $17.00 Report It
2024-08-09
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space Police – 6831 Message Decoder – Complete - 1989 – Vintage Set [eBay] $11.47 Report It
2024-07-16
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space 6831 Message Decoder Complete 1989 With Original Instructions [eBay] $10.32 Report It
2024-07-07
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 - Space Police - Message Decoder - Complete [eBay] $25.00 Report It
2024-06-23
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $6.46 Report It
2024-06-15
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $18.50 Report It
2024-05-29
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police (6831) Message Decoder [eBay] $19.95 Report It
2024-05-22
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space Police 6831 Message Decoder komplett [eBay] $16.26 Report It
2024-04-16
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego 6831 - Space - Space Police I - Message Decoder [eBay] $7.71 Report It
2024-02-25
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
1989 Retired LEGO Space Police Set (6831) Message Decoder Complete! [eBay] $25.00 Report It
2024-02-20
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
lego 6831 space police message decoder [eBay] $15.50 Report It
2024-01-21
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) Complete [eBay] $15.00 Report It
2024-01-19
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego 6831 Space Police Message Decoder in box never opened Vintage 1989 [eBay] $38.00 Report It
2023-12-29
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space: 6831 (Space Police Message Decoder) [eBay] $12.15 Report It
2023-12-02
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $17.00 Report It
2023-11-27
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage Lego Space Police I 6831 Message Decoder Set: 100% Comp w/Instr/Part Box [eBay] $39.95 Report It
2023-11-19
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego 6831 Space Police Message Decoder loose complete with instructions [eBay] $18.50 Report It
2023-10-28
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space Police Message Decoder Complete Set 6831 (No Instructions) VGUC [eBay] $12.00 Report It

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

We earn a commission if you click eBay links and buy stuff.

Sale Date ▲ ▼ TW Title ▲ ▼ ▲ ▼ Price
2025-07-05
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831). 100% Complete. Box And Instruction Manual [eBay] $25.00 Report It
2025-06-19
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO SPACE POLICE MESSAGE DECODER SET 6831 100% COMPLETE & INSTRUCTIONS [eBay] $13.45 Report It
2025-06-01
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
lego set, used, 6831 - Message Decoder, Complete with all pieces and manual [eBay] $15.00 Report It
2025-05-23
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO® Space Police 6831 - Message Detector 6+ Used/Preowned [eBay] $17.52 Report It
2025-05-22
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 Space Police Message Decoder Vintage 1989 Complete [eBay] $20.00 Report It
2025-05-16
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $20.00 Report It
2025-04-19
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 Space Police Message Decoder - 100% Complete incl 1989 Instructions [eBay] $17.13 Report It
2025-04-06
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space 6831 | Message Decoder | 100% Complete in Box with Manual [eBay] $30.00 Report It
2025-04-02
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space 6831 | Message Decoder | 100% Complete in Box with Manual [eBay] $30.00 Report It
2025-03-11
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage (1989) Lego Space Police 6831 Message Decoder~ 100% Complete [eBay] $29.99 Report It
2025-02-22
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage (1989) LEGO Space Police I set 6831 Message Decoder - Rare! [eBay] $18.99 Report It
2025-02-04
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage Lego System Set 6831 Space Police Message Decoder 100% Complete [eBay] $44.95 Report It
2025-01-27
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage Lego Space Set Loose & Complete - 6831: Message Decoder [eBay] $9.92 Report It
2025-01-26
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego System Instructions 6831 Instructions Vintage Classic Space Classic [eBay] $2.07 Report It
2025-01-23
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 Message Decoder Space Police with Original Box Vintage 80s 90s Retro [eBay] $31.08 Report It
2025-01-22
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Police Message Decoder Set 6831. With instructions all immaculate [eBay] $16.73 Report It
2025-01-13
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Vintage Space Police 6831 Message Decoder 100% Complete [b] [eBay] $10.88 Report It
2025-01-03
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Legoland 6831 Space Police Vehicle with Instructions [eBay] $29.00 Report It
2024-12-28
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Vintage Space Police 6831 Message Decoder 100% Complete [a] [eBay] $11.58 Report It
2024-11-25
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 SPACE POLICE MESSAGE DECODER 100% COMPLETE w MANUALS EUC! [eBay] $34.95 Report It
2024-11-14
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space Police 6831 Message Decoder, komplett, Raumfahrzeug [eBay] $5.26 Report It
2024-09-11
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego 6831 Space Police Message Decoder w/instructions box 💯% TITA Guaranteed C8 [eBay] $33.00 Report It
2024-09-10
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 Space Police Vehicle with Instructions [eBay] $24.00 Report It
2024-08-28
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $23.50 Report It
2024-07-31
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage Lego Space Police 6831 Message Decoder -- 100% COMPLETE! 1989 [eBay] $13.99 Report It
2024-07-26
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO SET 6831 MESSAGE DECODER, (100% COMPLETE AND CLEANED). [eBay] $19.36 Report It
2024-07-15
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police 6831 Message Decoder + Extra Parts For 6886 & 5 Minifigs [eBay] $32.50 Report It
2024-06-18
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police (6831) Message Decoder [eBay] $18.50 Report It
2024-05-16
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage Lego Space Police 6831 Message Decoder 100% COMPLETE 1989 w Instructions [eBay] $20.00 Report It
2024-05-13
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police (6831) Message Decoder [eBay] $16.00 Report It

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

We earn a commission if you click eBay links and buy stuff.

Sale Date ▲ ▼ TW Title ▲ ▼ ▲ ▼ Price
2024-11-17
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
New Sealed Lego 6831: Space Police Message Decoder [eBay] $199.99 Report It
2024-08-11
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
BRAND NEW IN BOX LEGO Legoland Space System 6831 Message Decoder Space Police [eBay] $149.99 Report It
2024-02-29
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $62.00 Report It
2024-02-26
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) [eBay] $70.00 Report It
2023-12-08
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831). New and in unopened box. [eBay] $35.00 Report It

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

No sales data for this condition

We earn a commission if you click eBay links and buy stuff.

Sale Date ▲ ▼ TW Title ▲ ▼ ▲ ▼ Price
2025-01-18
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage 1989 LEGO Space System Police Message Decoder 6831 ** EMPTY BOX ONLY ** [eBay] $12.99 Report It

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

We earn a commission if you click eBay links and buy stuff.

Sale Date ▲ ▼ TW Title ▲ ▼ ▲ ▼ Price
2025-03-19
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO System Bauanleitung 6831 (Instructions Manual) Only space classic Vf/fn [eBay] $10.42 Report It
2024-03-10
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police I 6831 Message Decoder Building Toy (Only Instructions) [eBay] $9.00 Report It

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

No sales data for this condition

We earn a commission if you click eBay links and buy stuff.

Sale Date ▲ ▼ TW Title ▲ ▼ ▲ ▼ Price
2025-06-28
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space Police 6831 Message Decoder COMPLETE With Instructions - Vintage [eBay] $14.99 Report It
2025-03-21
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
VINTAGE LEGO 6831 SPACE POLICE MESSAGE DECODER 100% COMPLETE w MANUAL (1989) [eBay] $18.95 Report It
2025-03-13
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage (1989) Lego Space Police 6831 Message Decoder~ Complete w/ Instructions [eBay] $34.95 Report It
2025-03-06
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO SET 6831 - MESSAGE DECODER - COMPLETE WITH INSTRUCTIONS & BOX [eBay] $12.94 Report It
2025-02-25
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police I - 6831 - Message Decoder - 100% Complete with Instructions [eBay] $23.50 Report It
2025-02-23
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space: Message Decoder (6831) 100% Complete With Instructions [eBay] $6.33 Report It
2025-01-31
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Vintage (1989) Lego Space Police 6831 Message Decoder~ Complete w/ Instructions [eBay] $34.00 Report It
2024-12-27
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego 6831 LEGOLAND Space Police Complete with instructions, read [eBay] $22.45 Report It
2024-12-22
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 MESSAGE DECODER Space Police Buggy 100% Complete With Instructions [eBay] $11.69 Report It
2024-12-05
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
VINTAGE LEGO 6831 SPACE POLICE MESSAGE DECODER 100% COMPLETE w MANUAL (1989) [eBay] $24.99 Report It
2024-12-04
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO 6831 MESSAGE DECODER Space Police Buggy 100% Complete With Instructions [eBay] $13.92 Report It
2024-10-17
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO - 6831 - Space: Space Police I - Message Decoder - 1989 -NO BOX [eBay] $41.90 Report It
2024-07-24
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGOLAND Lego Space Police: Message Decoder 6831. Complete with instructions. [eBay] $15.50 Report It
2024-07-01
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGOLAND Lego Space Police: Message Decoder 6831. Complete with instructions. [eBay] $14.99 Report It
2024-05-25
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO SPACE POLICE 6831 Message Decoder 100% Complete With Instructions [eBay] $10.36 Report It
2024-04-21
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Nr. 6831, Weltraum Polizei, Space police, mit Bauanleitung, [eBay] $6.49 Report It
2024-01-26
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
LEGO Space Police Set 6831 - Message Decoder - 100% complete w/ instructions [eBay] $18.89 Report It
2024-01-03
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego Space Police 6831 Message Decoder -- 100% COMPLETE w/ INSTRUCTIONS [eBay] $23.99 Report It
2023-12-04
Time Warp shows photos of completed sales.

>Subscribe ($6/month) to see photos. OK
Lego 6831 Space Police Message Decoder loose complete with instructions [eBay] $25.00 Report It

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

No sales data for this condition

No sales data for this condition

No sales data for this condition

No sales data for this condition

No sales data for this condition

No sales data for this condition

No sales data for this condition

No sales data for this condition

No sales data for this condition

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

Message Decoder #6831 (LEGO Space) Details

Genre: LEGO Set
Release Date:
Model Number: #6831
Notes: none
  
UPC: 042884068318
ASIN (Amazon): none
ePID (eBay): 5053430593
PriceCharting ID: 5873083
   
Description: none

More Photos: Message Decoder #6831

Main Image

LEGO Set

 

Full Price Guide: Message Decoder #6831 (LEGO Space)

Pieces Only $5.72
Pieces & Box $18.71
Pieces & Manual $16.00
Complete $20.00
New $150.03
Box Only $12.99
Manual Only $10.42

All prices are the current market price.

Message Decoder #6831 (LEGO Space | LEGO Sets) 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 Message Decoder #6831 at the end of each month going back as long as we have tracked the item.

Message Decoder #6831 LEGO Space

PriceCharting © 2007-2025
We are user supported. We may earn an affiliate commission if you buy stuff after clicking links on our site to eBay or Amazon

PriceIt Game | No More Secrets Puzzle Game

FAQ | Login Don't Want Ads?

Take/Upload a Pokemon/Magic Card or Comic photo. Find the best match in our database


Best Matches