Zekrom Ex #169
Pokemon Japanese Black Bolt · #169 · Jun 2025
Maybe — Proceed with Caution
Should You Grade?
Raw Price
$152.75
Expected net profit
$-0.49
Grade 10 profit
$2.50
Gem Rate
90.8%
Grade 10 ROI
+1%
Sales / Yr
422
Negative expected value ($-0.49) — 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 $2.50 is thin — grading fees and selling costs eat most of the margin.
Grade 10 scenario comparison
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
$152.75
BGS 10
$330.12
PSA 10
$220.00
CGC 10
$170.25
BGS 9.5
$157.50
9
$137.54
SGC 10
$132.00
8
$130.00
90.8%Gem Rate (PSA 10)
Grade Distribution (13,066 total graded)
13,066Total
PSA 1011,86390.8%
PSA 99036.9%
PSA 81871.4%
PSA 7500.4%
Below 7630.5%