PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $989.56 |
| PSA 7 | $414.79 |
| PSA 8 | $620.03 |
| PSA 9 | $1288 |
| PSA 10 | $4400 |
| BGS 10 | $5720 |
| CGC 10 | $2500 |
| SGC 10 | $2640 |
Market context: ungraded price +1.5% over 30 days. +31.1% over 90 days. PSA 10 premium: 4.4× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-promo/pokemon-japanese-promo-blastoise-p-13