PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $2.03 |
| PSA 9 | $25.31 |
| PSA 10 | $73.24 |
| BGS 10 | $95 |
| CGC 10 | $7.5 |
| SGC 10 | $44 |
Market context: ungraded price +76.5% over 30 days. +40.0% over 90 days. PSA 10 premium: 36.1× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-secret-wonders/pokemon-secret-wonders-shellos-west-sea-107