Should you grade Voltorb #98?

Borderline

+$25.33

net at PSA 10, but the gem rate is 20.0% — profitable only if it gems

The ledger

Raw card$0.71
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$18.95
PSA 10 sale$139.98
Net at PSA 10+$25.33
Net if it grades PSA 9 instead$-81.25

20.0% of the 145 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.