Should you grade Gengar #10?

Borderline

+$3547.34

net at PSA 10, but the gem rate is 27.3% — profitable only if it gems

The ledger

Raw card$436.91
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$623.52
PSA 10 sale$4702.76
Net at PSA 10+$3547.34
Net if it grades PSA 9 instead+$53.26

27.3% of the 543 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.