PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.53 |
| PSA 7 | $15.02 |
| PSA 8 | $17.45 |
| PSA 9 | $43.19 |
| PSA 10 | $87 |
| BGS 10 | $113 |
| CGC 10 | $52 |
| SGC 10 | $52 |
TCGplayer market price: $10 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-undone-seal/pokemon-japanese-undone-seal-walrein-32