Should you grade Psyduck #2?

Borderline

+$123.73

net at PSA 10, but the gem rate is 6.5% — profitable only if it gems

The ledger

Raw card$37.66
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$39.62
PSA 10 sale$296.00
Net at PSA 10+$123.73
Net if it grades PSA 9 instead+$81.25

6.5% of the 46 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.