Should you grade Flaaffy #9?

Borderline

+$338.06

net at PSA 10, but the gem rate is 5.3% — profitable only if it gems

The ledger

Raw card$0.29
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$66.65
PSA 10 sale$499.99
Net at PSA 10+$338.06
Net if it grades PSA 9 instead$-71.39

5.3% of the 19 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.