Should you grade Gengar #50?

Borderline

+$123.89

net at PSA 10, but the gem rate is 23.1% — profitable only if it gems

The ledger

Raw card$1.50
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$34.12
PSA 10 sale$254.50
Net at PSA 10+$123.89
Net if it grades PSA 9 instead$-11.01

23.1% of the 1,693 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.