PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $3.38 |
| PSA 9 | $400 |
| PSA 10 | $480 |
| BGS 10 | $624 |
| CGC 10 | $288 |
| SGC 10 | $288 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-classic-blastoise/pokemon-japanese-classic-blastoise-psychic-energy-PSY