PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $18.76 |
| PSA 9 | $25.25 |
| PSA 10 | $115.16 |
| BGS 10 | $126.74 |
| CGC 10 | $69 |
| SGC 10 | $69 |
Market context: ungraded price -2.8% over 30 days. -6.2% over 90 days. PSA 10 premium: 6.1× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-starter-pack/pokemon-japanese-starter-pack-blastoise-ex-73