PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $14.99 |
| PSA 7 | $55 |
| PSA 8 | $69 |
| PSA 9 | $169.89 |
| PSA 10 | $572.94 |
| BGS 10 | $745 |
| CGC 10 | $344 |
| SGC 10 | $344 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-legendary-collection/pokemon-legendary-collection-dark-blastoise-4