PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $88.49 |
| PSA 7 | $49.76 |
| PSA 9 | $327.75 |
| PSA 10 | $649.99 |
| BGS 10 | $845 |
| CGC 10 | $390 |
| SGC 10 | $390 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-thunder-knuckle/pokemon-japanese-thunder-knuckle-professor-juniper-55