Nidoking #174
Pokemon Scarlet & Violet 151 · #174 · Illustration Rare · Sep 2023
Maybe — Proceed with Caution
Should You Grade?
Raw Price
$19.99
Expected Value
$-2.63
Net Profit
$5.52
Gem Rate
35.0%
ROI
+16%
Sales / Yr
1,009
Negative expected value ($-2.63) — while a PSA 10 would be profitable, the probability-weighted outcome across all grades means you lose money on average at this grading tier. PSA 10 profit of $5.52 is thin — grading fees and selling costs eat most of the margin.
Best Tier for Flipping
Factors in grading cost, turnaround time, and compounding — how fast you can reinvest profits into the next flip.
Profitability by Grading Company
Shows the best-value tier from each grading company based on EV, cost, and turnaround. Pop = total graded population; 10s = grade 10 count.
Price by Grade
Raw
$19.99
BGS 10
$197.00
PSA 10
$151.71
CGC 10
$40.51
SGC 10
$31.70
9
$29.99
BGS 9.5
$25.00
8
$19.25
7
$17.01
35.0%Gem Rate (PSA 10)
238 graded last month
Past month gem rate: 15.0%
Grade Distribution (8,381 total graded)
8,381Total
PSA 102,94235.1%
PSA 94,42052.7%
PSA 889810.7%
PSA 7710.8%
Below 7390.5%