PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $6.39 |
| PSA 8 | $17.99 |
| PSA 9 | $23.99 |
| PSA 10 | $467.98 |
| BGS 10 | $608 |
| CGC 10 | $281 |
| SGC 10 | $281 |
Market context: ungraded price +33.4% over 30 days. +21.9% over 90 days. PSA 10 premium: 73.2× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-undone-seal/pokemon-japanese-undone-seal-medicham-54