Should you grade Nidoking #6?
Borderline
+$142.86
net at PSA 10, but the gem rate is 3.4% — profitable only if it gems
The ledger
Raw card$7.91
Regular fee−$79.99
Shipping, both ways−$15.00
Selling fees−$38.00
PSA 10 sale$283.76
Net at PSA 10+$142.86
Net if it grades PSA 9 instead$-38.24
3.4% of the 59 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.