PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.05 |
| PSA 8 | $19.99 |
| PSA 9 | $26.25 |
| PSA 10 | $148 |
| BGS 10 | $192 |
| CGC 10 | $36 |
| SGC 10 | $89 |
TCGplayer market price: $4.98 (as of 2026-08-29)
Market context: ungraded price -3.8% over 30 days. -5.4% over 90 days. PSA 10 premium: 36.5× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-expedition-expansion-pack/pokemon-japanese-expedition-expansion-pack-diglett-1st-edition-20