PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $1.51 |
| PSA 8 | $14 |
| PSA 9 | $23.61 |
| PSA 10 | $77.29 |
| BGS 10 | $100 |
| CGC 10 | $11.5 |
| SGC 10 | $46 |
TCGplayer market price: $0.9 (as of 2026-08-29)
Market context: ungraded price -11.7% over 30 days. -14.2% over 90 days. PSA 10 premium: 51.2× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-crystal-guardians/pokemon-crystal-guardians-grumpig-20