PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $16.99 |
| PSA 8 | $39 |
| PSA 9 | $92 |
| PSA 10 | $554.31 |
| BGS 10 | $721 |
| CGC 10 | $245 |
| SGC 10 | $333 |
Market context: ungraded price +175.4% over 30 days. +277.6% over 90 days. PSA 10 premium: 32.6× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-battle-starter-decks/pokemon-japanese-battle-starter-decks-blastoise-3