PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.99 |
| PSA 7 | $11 |
| PSA 8 | $13.43 |
| PSA 9 | $28.31 |
| PSA 10 | $207.33 |
| BGS 10 | $270 |
| CGC 10 | $27.65 |
| SGC 10 | $124 |
TCGplayer market price: $5.8 (as of 2026-10-20)
Market context: ungraded price +0.0% over 30 days. +14.2% over 90 days. PSA 10 premium: 41.5× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-steam-siege/pokemon-steam-siege-gardevoir-ex-78