PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $8.62 |
| PSA 9 | $19.54 |
| PSA 10 | $192.5 |
| BGS 10 | $250 |
| CGC 10 | $116 |
| SGC 10 | $116 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set/pokemon-base-set-porygon-1999-2000-39