PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $13.59 |
| PSA 7 | $20 |
| PSA 8 | $24.51 |
| PSA 9 | $45.76 |
| PSA 10 | $495.59 |
| BGS 10 | $644 |
| CGC 10 | $58 |
| SGC 10 | $297 |
Market context: ungraded price +10.8% over 30 days. +41.0% over 90 days. PSA 10 premium: 36.5× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-1997-carddass/pokemon-japanese-1997-carddass-porygon-137