PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $3.46 |
| PSA 7 | $7 |
| PSA 8 | $8.89 |
| PSA 9 | $24.5 |
| PSA 10 | $79.99 |
| BGS 10 | $104 |
| CGC 10 | $24.99 |
| SGC 10 | $48 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-promo/pokemon-japanese-promo-squirtle-s-p-290