PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $15.79 |
| PSA 7 | $19.84 |
| PSA 8 | $30 |
| PSA 9 | $36.41 |
| PSA 10 | $379.45 |
| BGS 10 | $550 |
| CGC 10 | $60.22 |
| SGC 10 | $228 |
TCGplayer market price: $21.76 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-promo/pokemon-promo-blastoise-gx-SM189