PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $90.34 |
| PSA 8 | $79.95 |
| PSA 9 | $88 |
| PSA 10 | $222.44 |
| BGS 10 | $289 |
| CGC 10 | $133 |
| SGC 10 | $133 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-fossil/pokemon-fossil-slowpoke-1999-2000-55