PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $31 |
| PSA 8 | $39.99 |
| PSA 9 | $132.5 |
| PSA 10 | $226.85 |
| BGS 10 | $295 |
| CGC 10 | $136 |
| SGC 10 | $136 |
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-holon-research/pokemon-japanese-holon-research-ditto-1st-edition-53