![Nidoking [Reverse Holo] #34](https://storage.googleapis.com/images.pricecharting.com/81dfc312092c7a8f36d1f88201bafa3db650d708e57b00717dabc0146098dc31/1600.jpg)
Pokemon Scarlet & Violet 151 · #034 · Reverse Holo · Sep 2023
Should You Grade?
Negative expected value ($-1.76) — while a PSA 10 would be profitable, the probability-weighted outcome across all grades means you lose money on average at this grading tier. Low grading population — gem rates based on only 50 graded cards may be unreliable, and the market for this card in graded form may be illiquid. PSA 10 profit of $3.57 is thin — grading fees and selling costs eat most of the margin.
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.