Should you grade Vaporeon ex #149?

Borderline

+$531.55

net at PSA 10, but the gem rate is 25.8% — profitable only if it gems

The ledger

Raw card$247.50
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$133.96
PSA 10 sale$1008.00
Net at PSA 10+$531.55
Net if it grades PSA 9 instead$-126.02

25.8% of the 10,235 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.