How much is Computer Error worth?

A raw (ungraded) Computer Error from Japanese Promo is currently worth approximately $4.09 based on recent sales. A PSA 10 graded copy is valued at $900. PSA 9 copies average $130.50. Prices are based on completed sales across eBay, Goldin, and other marketplaces.

What is the PSA 10 price for Computer Error?

A PSA 10 graded Computer Error is currently valued at approximately $900 based on recent sales data.

What set is Computer Error from?

Computer Error is from the Japanese Promo set, card number PROMO.

Where can I buy Computer Error?

Computer Error listings from eBay, Goldin, and other marketplaces are tracked in real time on CardIndex at https://www.cardindex.co.

Computer Error #PROMO — Japanese Promo

About Computer Error

Computer Error from the Japanese Promo set (#PROMO) is a Pokemon trading card released in 1996. Current fair market values for Computer Error are PSA 10: $900, PSA 9: $130.50, PSA 8: $97, Raw: $4.09. The most recent PSA 10 sale was $900 on September 16, 2025. The most recent PSA 9 sale was $130.50 on July 20, 2026. A raw (ungraded) copy last sold for $4.09 on August 20, 2026. CardIndex has tracked 128 total sales across all grades for this card. There are currently 8 active listings for Computer Error.