PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $5.59 |
| PSA 10 | $22.5 |
| BGS 10 | $29 |
| CGC 10 | $14 |
| SGC 10 | $14 |
TCGplayer market price: $3.47 (as of 2026-10-20)
Market context: ungraded price -1.8% over 30 days. +20.2% over 90 days. PSA 10 premium: 4.0× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-go/pokemon-japanese-go-professor-s-research-professor-willow-82