Should you grade Tyranitar V #158?

Borderline

+$13.54

net at PSA 10, but the gem rate is 35.6% — profitable only if it gems

The ledger

Raw card$1.44
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$17.26
PSA 10 sale$127.23
Net at PSA 10+$13.54
Net if it grades PSA 9 instead$-79.91

35.6% of the 382 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.