Should You Grade Marnie?
Sword & Shield · #208
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$19.08
Grading cost~$22.00
Blended EV$11.71
Estimated profit$-7.37
Estimated return-18%
Break-even sell price$-10.92
Profit by Grade
PSA 7
$14.00
$-27.08 (-66%)
PSA 8
$17.25
$-23.83 (-58%)
PSA 9
$26.74
$-14.34 (-35%)
PSA 10
$70.09
+$29.01 (71%)
Similar Price, Better ROI
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