PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $0.78 |
| PSA 7 | $7.31 |
| PSA 8 | $11.61 |
| PSA 9 | $23.94 |
| PSA 10 | $32.57 |
| BGS 10 | $42 |
| CGC 10 | $29 |
| SGC 10 | $20 |
TCGplayer market price: $0.55 (as of 2026-08-29)
Market context: ungraded price +4.0% over 30 days. -34.5% over 90 days. PSA 10 premium: 41.8× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set-2/pokemon-base-set-2-poliwag-88