Should you grade Aggron #1?

Borderline

+$911.15

net at PSA 10, but the gem rate is 14.6% — profitable only if it gems

The ledger

Raw card$8.43
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$155.43
PSA 10 sale$1170.00
Net at PSA 10+$911.15
Net if it grades PSA 9 instead$-73.46

14.6% of the 178 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.