Should you grade Aggron #7?

Borderline

+$2231.27

net at PSA 10, but the gem rate is 8.3% — profitable only if it gems

The ledger

Raw card$15.59
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$358.15
PSA 10 sale$2700.00
Net at PSA 10+$2231.27
Net if it grades PSA 9 instead+$1.80

8.3% of the 606 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.