PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $1.92 |
| PSA 8 | $10.5 |
| PSA 9 | $12 |
| PSA 10 | $30 |
| BGS 10 | $39 |
| CGC 10 | $13.59 |
| SGC 10 | $18 |
TCGplayer market price: $0.48 (as of 2026-10-20)
Market context: ungraded price -3.5% over 30 days. +1.6% over 90 days. PSA 10 premium: 15.6× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-classic-blastoise/pokemon-japanese-classic-blastoise-professor-oak-26