PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.99 |
| PSA 7 | $7 |
| PSA 8 | $8.91 |
| PSA 9 | $23.05 |
| PSA 10 | $110.19 |
| BGS 10 | $143 |
| CGC 10 | $31.51 |
| SGC 10 | $66 |
TCGplayer market price: $5.65 (as of 2026-07-05)
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-steam-siege/pokemon-steam-siege-gardevoir-ex-78