Should you grade Dark Gengar #6?

Borderline

+$7878.75

net at PSA 10, but the gem rate is 4.8% — profitable only if it gems

The ledger

Raw card$352.99
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$1272.27
PSA 10 sale$9599.00
Net at PSA 10+$7878.75
Net if it grades PSA 9 instead+$1037.49

4.8% of the 1,938 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.