Should you grade Ditto #12?

Borderline

+$75.83

net at PSA 10, but the gem rate is 18.6% — profitable only if it gems

The ledger

Raw card$39.98
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$32.66
PSA 10 sale$243.46
Net at PSA 10+$75.83
Net if it grades PSA 9 instead$-35.61

18.6% of the 118 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.