Should you grade Nidoking #24?

Borderline

+$60.16

net at PSA 10, but the gem rate is 34.9% — profitable only if it gems

The ledger

Raw card$12.72
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$26.10
PSA 10 sale$193.97
Net at PSA 10+$60.16
Net if it grades PSA 9 instead$-57.53

34.9% of the 189 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.