![Bill [1st Edition] #91](https://storage.googleapis.com/images.pricecharting.com/cf57a570425b8bcc6997cb62b6fe4692daf0482a5da5fd0dd278025426231a70/1600.jpg)
Pokemon Base Set · #91 · Jun 1995
Should You Grade?
The gem rate is only 31% — 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.