PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $1.46 |
| PSA 7 | $10.47 |
| PSA 8 | $20.5 |
| PSA 9 | $40.61 |
| PSA 10 | $205 |
| BGS 10 | $267 |
| CGC 10 | $36.92 |
| SGC 10 | $11.5 |
TCGplayer market price: $1.09 (as of 2026-08-29)
Market context: ungraded price -1.4% over 30 days. -24.4% over 90 days. PSA 10 premium: 140.4× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-base-set/pokemon-base-set-gastly-50