PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $10.86 |
| PSA 7 | $9 |
| PSA 8 | $11.07 |
| PSA 9 | $27.73 |
| PSA 10 | $141.61 |
| BGS 10 | $184 |
| CGC 10 | $85 |
| SGC 10 | $85 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-undone-seal/pokemon-japanese-undone-seal-machamp-51