Should You Grade Sabrina's Gastly (1st Edition)?
Gym Challenge · #97
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$9.83
Grading cost~$22.00
Blended EV$-0.11
Estimated profit$-9.94
Estimated return-31%
Break-even sell price$3.53
Profit by Grade
PSA 8
$18.00
$-13.83 (-43%)
PSA 9
$48.82
+$16.99 (53%)
PSA 10
$152.63
+$120.80 (380%)
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