PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $100.39 |
| PSA 7 | $31 |
| PSA 9 | $164.99 |
| PSA 10 | $259.86 |
| BGS 10 | $338 |
| CGC 10 | $156 |
| SGC 10 | $156 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set/pokemon-base-set-staryu-trainer-deck-b-65