PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $21.33 |
| PSA 7 | $22.5 |
| PSA 8 | $32.75 |
| PSA 9 | $78.97 |
| PSA 10 | $225.89 |
| BGS 10 | $294 |
| CGC 10 | $115 |
| SGC 10 | $136 |
TCGplayer market price: $29.9 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-generations/pokemon-generations-m-blastoise-ex-18