Should you grade Tyranitar GX #223?

Borderline

+$407.28

net at PSA 10, but the gem rate is 31.4% — profitable only if it gems

The ledger

Raw card$85.52
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$90.24
PSA 10 sale$678.03
Net at PSA 10+$407.28
Net if it grades PSA 9 instead$-71.34

31.4% of the 881 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.