PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $5 |
| PSA 7 | $5 |
| PSA 8 | $6.67 |
| PSA 9 | $25.84 |
| PSA 10 | $56.62 |
| BGS 10 | $74 |
| CGC 10 | $15.5 |
| SGC 10 | $34 |
TCGplayer market price: $5.78 (as of 2026-08-29)
Market context: ungraded price +9.2% over 30 days. +0.2% over 90 days. PSA 10 premium: 11.3× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-aquapolis/pokemon-aquapolis-undersea-ruins-138