PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $3.28 |
| PSA 8 | $26 |
| PSA 9 | $29 |
| PSA 10 | $85.79 |
| BGS 10 | $112 |
| CGC 10 | $11.5 |
| SGC 10 | $51 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-stellar-crown/pokemon-stellar-crown-blastoise-ex-stamped-30