PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $3.57 |
| PSA 8 | $11.59 |
| PSA 9 | $43.2 |
| PSA 10 | $137.48 |
| BGS 10 | $179 |
| CGC 10 | $82 |
| SGC 10 | $82 |
TCGplayer market price: $7 (as of 2026-10-20)
Market context: ungraded price +2.3% over 30 days. +14.8% over 90 days. PSA 10 premium: 38.5× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-undone-seal/pokemon-japanese-undone-seal-whismur-62