Guzma #143
Pokemon Burning Shadows · #143 · Base · Aug 2017
Maybe — Proceed with Caution
Should You Grade?
Raw Price
$18.99
Expected Value
$-1.24
Net Profit
$62.01
Gem Rate
16.3%
ROI
+182%
Sales / Yr
149
Negative expected value ($-1.24) — 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 16% — you'll need a very clean copy to hit PSA 10.
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
$18.99
BGS 10
$208.00
PSA 10
$159.99
CGC 10
$96.00
SGC 10
$96.00
9
$23.74
8
$20.00
7
$8.50
16.3%Gem Rate (PSA 10)
Grade Distribution (584 total graded)
584Total
PSA 109516.3%
PSA 923339.9%
PSA 817530.0%
PSA 7549.2%
Below 7233.9%