PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $19.88 |
| PSA 8 | $41.5 |
| PSA 9 | $92.01 |
| PSA 10 | $460.92 |
| BGS 10 | $599 |
| CGC 10 | $245 |
| SGC 10 | $277 |
Market context: ungraded price +17.0% over 30 days. +222.2% over 90 days. PSA 10 premium: 23.2× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-battle-starter-decks/pokemon-japanese-battle-starter-decks-blastoise-3