PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $79 |
| PSA 7 | $171.36 |
| PSA 8 | $287.5 |
| PSA 9 | $628.16 |
| PSA 10 | $5920.58 |
| BGS 10 | $7697 |
| CGC 10 | $1009 |
| SGC 10 | $3552 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-expansion-pack/pokemon-japanese-expansion-pack-blastoise-9