PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $43.03 |
| PSA 7 | $370.35 |
| PSA 8 | $740 |
| PSA 9 | $814 |
Market context: ungraded price +19.5% over 30 days. +101.4% over 90 days.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-promo/pokemon-japanese-promo-mewtwo-glossy-pocket-monsters-fan-book-150