![Gyarados [Prerelease Staff] #34](https://storage.googleapis.com/images.pricecharting.com/99084a67e320461083b5998f6eb62e709bb0a0c3ac8b376017b6f8a07a38a146/1600.jpg)
Pokemon Evolutions · #34
Should You Grade?
Negative expected value ($-20.45) — while a PSA 10 would be profitable, the probability-weighted outcome across all grades means you lose money on average at this grading tier. The gem rate is only 2% — you'll need a very clean copy to hit PSA 10. Only 10 sales per year — it may take time to find a buyer at full price.
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.