Should you grade Mawile #9?

Borderline

+$296.54

net at PSA 10, but the gem rate is 18.7% — profitable only if it gems

The ledger

Raw card$43.99
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$66.98
PSA 10 sale$502.50
Net at PSA 10+$296.54
Net if it grades PSA 9 instead$-49.13

18.7% of the 230 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.