PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $27.99 |
| PSA 7 | $29.55 |
| PSA 8 | $49.99 |
| PSA 9 | $102.62 |
| PSA 10 | $590 |
| BGS 10 | $767 |
| CGC 10 | $90.88 |
| SGC 10 | $354 |
TCGplayer market price: $28.81 (as of 2026-08-29)
Market context: ungraded price +35.0% over 30 days. +52.8% over 90 days. PSA 10 premium: 21.1× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set/pokemon-base-set-poliwag-1st-edition-59