Computer Error
Market price
£9.77
Cheapest listing
£5.69
Market confidence
Medium
13 compsBased on 13 live UK listings
Deal score
Excellent deal
-41.8% vs market
Last updated: 25 Jun 2026 · Confidence based on 13 live UK listings
Grading ROI estimate
EstimatedIndicative raw-to-graded upside before selling fees.
Raw value
£9.77
PSA 9 estimate
£15.63
-£14.14 after grading
PSA 10 estimate
£29.31
-£0.46 after grading
Uses an estimated £20.00grading cost. Final ROI depends on condition, grading outcome, turnaround time, postage and selling fees.
7-day change
30-day change
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Price trend
Last 2 raw market snapshots
£11.36
+£2.14 (+23.2%)
Price intelligence
Snapshot-based confidence, range and volatility from the last 90 days.
90-day high
£11.36
90-day low
£9.22
Volatility
23.2%
Avg move between snapshots
History confidence
Medium
2 snapshotsUseful history with moderate depth
Live eBay listings
Pokemon Cards: Wizards Black Star Promo: Computer Error 16
graded · GB
£5.69
free postage
Excellent deal · 41.8%
Pokemon 2000 Black Star Promo #16 Computer Error, Wizards TCG Vintage English NM
graded · GB
£9.77
inc. £2.72 postage
Fair price · 0.0%
Pokémon TCG Computer Error Wizards Black Star Promos 16 Regular Promo Promo
graded · GB
£8.43
inc. £0.91 postage
Good deal · 13.7%
NM Pokemon Cards: Wizards Black Star Promo: Computer Error 16 Vintage WOTC
graded · GB
£11.00
inc. £1.55 postage
Above market · +12.6%
Pokémon TCG Computer Error Wizards Black Star Promos 16 Regular Card
graded · GB
£11.36
inc. £2.70 postage
Above market · +16.3%
Recent sold prices
No recent sold data found yet.