Should You Grade Groudon ex?
Nintendo Black Star Promos · #38
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 positive
Our model estimate: +$730.59 (648% estimated return)
Expected Value
Raw price$90.81
Grading cost~$22.00
Blended EV$821.40
Estimated profit$730.59
Estimated return648%
Break-even sell price$461.80
Profit by Grade
PSA 7
$200.00
+$87.19 (77%)
PSA 8
$274.00
+$161.19 (143%)
PSA 9
$698.88
+$586.07 (520%)
PSA 10
$3846.34
+$3733.53 (3310%)
Undervalued
This card is undervalued by 805% — grading EV is $821.40 vs $90.81 raw.
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