PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $5.04 |
| PSA 7 | $15.52 |
| PSA 8 | $34.99 |
| PSA 9 | $44.13 |
| PSA 10 | $191.89 |
| BGS 10 | $249 |
| CGC 10 | $115 |
| SGC 10 | $115 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-ex-ruby-%26-sapphire-expansion-pack/pokemon-japanese-ex-ruby-%26-sapphire-expansion-pack-swampert-16