![Giovanni's Nidoking [1st Edition] #7](https://storage.googleapis.com/images.pricecharting.com/ec98a88a33240f55756c89315ffa1d64c9d1df44dc7e68d7d84fcbd794bd7b18/1600.jpg)
Pokemon Gym Challenge · #7 · Oct 2000
Should You Grade?
The gem rate is only 14% — you'll need a very clean copy to hit PSA 10.
Factors in grading cost, turnaround time, and compounding — how fast you can reinvest profits into the next flip.
Shows the best-value tier from each grading company based on EV, cost, and turnaround. Pop = total graded population; 10s = grade 10 count.