Should you grade Aggron #80?

Borderline

+$165.47

net at PSA 10, but the gem rate is 30.8% — profitable only if it gems

The ledger

Raw card$3.81
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$40.83
PSA 10 sale$305.10
Net at PSA 10+$165.47
Net if it grades PSA 9 instead$-68.85

30.8% of the 52 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.