PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $48.63 |
| PSA 7 | $50 |
| PSA 8 | $63 |
| PSA 9 | $302.29 |
| PSA 10 | $1245 |
| BGS 10 | $1619 |
| CGC 10 | $747 |
| SGC 10 | $747 |
Market context: ungraded price -2.7% over 30 days. +3.8% over 90 days. PSA 10 premium: 25.6× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-undone-seal/pokemon-japanese-undone-seal-groudon-ex-1st-edition-56