PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $2.99 |
| PSA 8 | $0.99 |
| PSA 9 | $37.39 |
| PSA 10 | $117.86 |
| BGS 10 | $153 |
| CGC 10 | $71 |
| SGC 10 | $71 |
TCGplayer market price: $7 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-undone-seal/pokemon-japanese-undone-seal-whismur-62