PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $8.2 |
| PSA 8 | $23.5 |
| PSA 9 | $41 |
| PSA 10 | $432.03 |
| BGS 10 | $562 |
| CGC 10 | $259 |
| SGC 10 | $259 |
Market context: ungraded price -1.2% over 30 days. +17.3% over 90 days. PSA 10 premium: 52.7× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-1998-carddass/pokemon-japanese-1998-carddass-muk-professor-oak-64