Should you grade Golduck #17?

Borderline

+$7.26

net at PSA 10, but the gem rate is 29.5% — profitable only if it gems

The ledger

Raw card$2.99
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$16.53
PSA 10 sale$121.77
Net at PSA 10+$7.26
Net if it grades PSA 9 instead$-79.99

29.5% of the 61 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.