Should you grade Tyranitar GX #203?

Borderline

+$194.02

net at PSA 10, but the gem rate is 36.4% — profitable only if it gems

The ledger

Raw card$35.44
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$50.02
PSA 10 sale$374.47
Net at PSA 10+$194.02
Net if it grades PSA 9 instead$-87.47

36.4% of the 568 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.