PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $113.75 |
| PSA 8 | $127.61 |
| PSA 9 | $175 |
| PSA 10 | $644.5 |
| BGS 10 | $838 |
| CGC 10 | $290 |
| SGC 10 | $387 |
TCGplayer market price: $134.05 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-unified-minds/pokemon-unified-minds-psyduck-slowpoke-gx-217