PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $4.52 |
| PSA 9 | $13 |
| PSA 10 | $19.36 |
| BGS 10 | $25 |
| CGC 10 | $12 |
| SGC 10 | $12 |
Market context: ungraded price +11.1% over 30 days. -20.7% over 90 days. PSA 10 premium: 4.3× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-terastal-festival/pokemon-japanese-terastal-festival-whimsicott-master-ball-5