PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $0.77 |
| PSA 10 | $202.19 |
| BGS 10 | $263 |
| CGC 10 | $19.99 |
| SGC 10 | $121 |
Market context: ungraded price +71.1% over 30 days. -23.0% over 90 days. PSA 10 premium: 262.6× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-mega-evolution/pokemon-mega-evolution-riolu-cosmos-holo-76