PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $13.31 |
| PSA 7 | $10.57 |
| PSA 8 | $27.51 |
| PSA 9 | $31.55 |
| PSA 10 | $495 |
| BGS 10 | $644 |
| CGC 10 | $56 |
| SGC 10 | $297 |
TCGplayer market price: $22.57 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set/pokemon-base-set-imposter-professor-oak-shadowless-73