SGC Grading Calculator
Sportscard Guaranty Co. · 2026 fees. Net profit and ROI for grading any card to a SGC 10.
We don't have a SGC 10 price for Gastly [Cosmos Holo] #123 yet, so we can't run the SGC math.
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Don't want to deal with grading yourself?
Grading Concierge: mail us your cards — we run this math on every one, submit the winners to CGC at $27/card all-in, and return the rest ungraded, free. Founding waitlist is open.
