PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $10.22 |
| PSA 8 | $45 |
| PSA 9 | $46 |
| PSA 10 | $139.05 |
| BGS 10 | $181 |
| CGC 10 | $83 |
| SGC 10 | $83 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-1998-carddass/pokemon-japanese-1998-carddass-ash-blastoise-114