PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $40.37 |
| PSA 7 | $56 |
| PSA 8 | $70 |
| PSA 9 | $173.07 |
| PSA 10 | $591.55 |
| BGS 10 | $769 |
| CGC 10 | $355 |
| SGC 10 | $355 |
Market context: ungraded price +35.4% over 30 days. +85.0% over 90 days. PSA 10 premium: 14.7× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-vs/pokemon-japanese-vs-sid-s-blastoise-10