Should you grade Vileplume #31?

Borderline

+$1233.11

net at PSA 10, but the gem rate is 5.6% — profitable only if it gems

The ledger

Raw card$44.74
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$210.15
PSA 10 sale$1582.99
Net at PSA 10+$1233.11
Net if it grades PSA 9 instead+$26.98

5.6% of the 746 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.