Should you grade Rayquaza GX #109?

Borderline

+$670.98

net at PSA 10, but the gem rate is 42.8% — profitable only if it gems

The ledger

Raw card$31.73
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$122.30
PSA 10 sale$920.00
Net at PSA 10+$670.98
Net if it grades PSA 9 instead$-53.38

42.8% of the 789 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.