PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $53.33 |
| PSA 9 | $92.09 |
| PSA 10 | $338.32 |
| BGS 10 | $440 |
| CGC 10 | $108.5 |
| SGC 10 | $203 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-web/pokemon-japanese-web-slowpoke-12