PriceCharting market prices as of :
| Condition / grade | Price (USD) |
|---|---|
| Ungraded | $1.15 |
| PSA 9 | $15.41 |
| PSA 10 | $31 |
| BGS 10 | $40 |
| CGC 10 | $19 |
| SGC 10 | $19 |
Market context: ungraded price +0.9% over 30 days. -1.7% over 90 days. PSA 10 premium: 27.0× ungraded.
Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-ex-battle-boost/pokemon-japanese-ex-battle-boost-sigilyph-52