PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.16 |
| PSA 8 | $21.5 |
| PSA 9 | $25.75 |
| PSA 10 | $138 |
| BGS 10 | $179 |
| CGC 10 | $37.75 |
| SGC 10 | $83 |
TCGplayer market price: $11.12 (as of 2026-08-29)
Market context: ungraded price +13.0% over 30 days. -8.6% over 90 days. PSA 10 premium: 33.2× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-expedition-expansion-pack/pokemon-japanese-expedition-expansion-pack-koffing-1st-edition-1