Should you grade Dialga #5?

Borderline

+$369.91

net at PSA 10, but the gem rate is 6.8% — profitable only if it gems

The ledger

Raw card$12.90
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$73.44
PSA 10 sale$551.24
Net at PSA 10+$369.91
Net if it grades PSA 9 instead$-23.53

6.8% of the 176 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.