PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $40.64 |
| PSA 8 | $15 |
| PSA 9 | $31 |
| PSA 10 | $234.73 |
| BGS 10 | $305 |
| CGC 10 | $65 |
| SGC 10 | $141 |
Market context: ungraded price -0.8% over 30 days. -5.0% over 90 days. PSA 10 premium: 5.8× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-web/pokemon-japanese-web-diglett-1st-edition-13