PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $49.99 |
| PSA 8 | $43 |
| PSA 9 | $70.82 |
| PSA 10 | $379.81 |
| BGS 10 | $494 |
| CGC 10 | $228 |
| SGC 10 | $228 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-extra-regulation-box/pokemon-japanese-extra-regulation-box-m-rayquaza-ex-20