Computer Error
Market price
£9.99
Updated 11 Aug 2026
Price movement
7D
30D
Market confidence
Low
5 compsBased on 5 live UK listings
Price trend
Interactive raw market snapshot history.
Current
£9.99
Change
£0.77
Change %
+8.4%
High
£12.69
Low
£9.22
Average
£10.77
Snapshots
7
Medium confidenceAdd to collection
Choose the physical version you are adding.
Grading estimate
Indicative raw-to-graded upside before selling fees.
EstimatedRaw value
£9.99
PSA 9 estimate
£15.98
-£14.01 after grading
PSA 10 estimate
£29.97
-£0.02 after grading
Uses an estimated £20.00grading cost. Final ROI depends on condition, grading outcome, turnaround time, postage and selling fees.
Market details
90-day high
£12.69
90-day low
£9.22
Volatility
14.3%
Avg move between snapshots
History confidence
Medium
7 snapshotsUseful history with moderate depth
Recent marketplace listings
These listings help explain the current market price. Always check condition, postage and seller details.
NM ! Computer Error Pokemon Card Wizards Black Star Promo 16 Vintage WOTC TCG
graded · GB
View this listing on eBay
£9.99
free postage
Fair price · 0.0%
Pokémon TCG Computer Error Wizards Black Star Promos 16 Regular Promo Promo
graded · GB
View this listing on eBay
£11.36
inc. £2.70 postage
Above market · +13.7%
Computer Error Rockets Secret Machine 16 Black Star Promo Pokemon Card Near Mint
graded · GB
View this listing on eBay
£9.50
free postage
Fair price · 4.9%
Pokemon Cards: Wizards Black Star Promo: Computer Error 16
graded · GB
View this listing on eBay
£18.85
inc. £2.70 postage
Above market · +88.7%
Sold price examples
No recent sold data found yet.