PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $60 |
| PSA 7 | $33 |
| PSA 8 | $41 |
| PSA 9 | $156.5 |
| PSA 10 | $1000 |
| BGS 10 | $1300 |
| CGC 10 | $196.25 |
| SGC 10 | $600 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-promo/pokemon-japanese-promo-dialga-ppp-5