Should you grade Thundurus #97?

Borderline

+$3376.91

net at PSA 10, but the gem rate is 15.1% — profitable only if it gems

The ledger

Raw card$20.88
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$533.94
PSA 10 sale$4026.72
Net at PSA 10+$3376.91
Net if it grades PSA 9 instead+$9.52

15.1% of the 608 copies PSA has graded came back a 10. Pop gem rates are a ceiling — centering and surface on your copy decide.

Prices from real completed sales, updated daily. Population data from PSA's public population report.