Should you grade Groudon EX #93?

Borderline

+$5306.70

net at PSA 10, but the gem rate is 5.6% — profitable only if it gems

The ledger

Raw card$97.86
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$840.45
PSA 10 sale$6340.00
Net at PSA 10+$5306.70
Net if it grades PSA 9 instead+$782.69

5.6% of the 894 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.