PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $138.39 |
| PSA 8 | $216.49 |
| PSA 9 | $357.69 |
| PSA 10 | $1842.5 |
| BGS 10 | $2395 |
| CGC 10 | $1106 |
| SGC 10 | $1106 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set/pokemon-base-set-squirtle-trainer-deck-b-63