PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.18 |
| PSA 9 | $22.15 |
| PSA 10 | $240.51 |
| BGS 10 | $313 |
| CGC 10 | $144 |
| SGC 10 | $144 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-nivi-city-gym/pokemon-japanese-nivi-city-gym-brock-s-onix-card