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Computer Error Japanese Promo — Pokémon Card Price Guide & Values | PokeGoTo

Computer Error

Name: Computer Error
Brand: Pokémon
Price: 9.50 USD

Pokémon card

Sealed products

Market value

$900

▲ 0% in a year

Estimated from recent completed sales.

$900 · Oct 2026

Live now · PSA 10

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About this card

Card guide

Computer Error — price research

Computer Error is a Pokémon card from Japanese Promo. Today it's worth about $900 in PSA 10 and $9.50 ungraded, about the same as a year ago. Compare grades, see the price chart and browse cards for sale on eBay.

Prices on eBay can differ from these values depending on condition, grading company and seller. They're a guide to what the card is worth, not investment advice.

Liquidity

moderateModerate liquidity

181 sales/year · estimated tier from yearly volume · ~15 all grades

~15

sales/month

Trades fairly often

Scale

Very high
High
Moderate
Low
Illiquid

Grade	Price	3mo	6mo	12mo	Δ12mo	PSA Pop	PSA Pop %	Liquidity
PSA 10	$900Shop on eBay	$900	$900	$900	+0%	—	—	moderate
PSA 9	$145Shop on eBay	$98	$44	$15.50	+835%	—	—	moderate
PSA 8	$82.74Shop on eBay	$88.66	$39.88	$15.48	+434%	—	—	moderate
PSA 7	$63Shop on eBay	$55.13	$17.25	$12	+425%	—	—	moderate
Ungraded	$9.50Shop on eBay	$7.40	$4.84	$3.58	+165%	—	—	moderate

Card details

Set: Japanese Promo
PriceCharting ID: 8997321

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