PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $8.99 |
| PSA 7 | $17.44 |
| PSA 8 | $22.98 |
| PSA 9 | $40 |
| PSA 10 | $102.69 |
| BGS 10 | $134 |
| CGC 10 | $62 |
| SGC 10 | $62 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-1996-carddass/pokemon-japanese-1996-carddass-koffing-green-109