PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $18.99 |
| PSA 7 | $3 |
| PSA 8 | $3.25 |
| PSA 9 | $21.25 |
| PSA 10 | $134.01 |
| BGS 10 | $174 |
| CGC 10 | $80 |
| SGC 10 | $80 |
Market context: ungraded price -1.5% over 30 days. +26.6% over 90 days. PSA 10 premium: 7.1× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-gx-battle-boost/pokemon-japanese-gx-battle-boost-lillie-108