Should You Grade Blaine's Quiz #3?
Gym Challenge · #112
Expected-value figures are estimates based on historical grade distributions and market prices. Not a recommendation. Grading outcomes and market prices are not guaranteed.
Methodology
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Estimated grading EV negative
Current grading costs exceed model estimate of PSA 10 premium
Expected Value
Raw price$5.95
Grading cost~$22.00
Blended EV$-17.24
Estimated profit$-23.19
Estimated return-83%
Break-even sell price$-21.28
Profit by Grade
PSA 9
$9.30
$-18.65 (-67%)
PSA 10
$15.50
$-12.45 (-45%)
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