Should You Grade Giovanni's Nidoqueen (1st Edition)?
Gym Challenge · #23
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$32.47
Grading cost~$22.00
Blended EV$12.50
Estimated profit$-19.97
Estimated return-37%
Break-even sell price$17.70
Profit by Grade
PSA 7
$27.00
$-27.47 (-50%)
PSA 8
$49.99
$-4.48 (-8%)
PSA 9
$55.27
+$0.80 (1%)
PSA 10
$226.52
+$172.05 (316%)
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