Should you grade Ferroseed #148?

Borderline

+$6.33

net at PSA 10, but the gem rate is 20.4% — profitable only if it gems

The ledger

Raw card$6.72
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$16.96
PSA 10 sale$125.00
Net at PSA 10+$6.33
Net if it grades PSA 9 instead$-85.15

20.4% of the 186 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.