PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $3.86 |
| PSA 8 | $33.44 |
| PSA 9 | $37 |
| PSA 10 | $72.1 |
| BGS 10 | $94 |
| CGC 10 | $14.5 |
| SGC 10 | $43 |
Market context: ungraded price +58.2% over 30 days. +30.8% over 90 days. PSA 10 premium: 18.7× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set/pokemon-base-set-poliwag-1999-2000-59