Should you grade Blastoise #2?

Borderline

+$5214.77

net at PSA 10, but the gem rate is 3.6% — profitable only if it gems

The ledger

Raw card$28.00
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$815.74
PSA 10 sale$6153.50
Net at PSA 10+$5214.77
Net if it grades PSA 9 instead+$83.67

3.6% of the 415 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.