Guaranty and Return Privilege. All items are guaranteed genuine from sellers. Coins or artifacts that are deemed not authentic from third parties (NGC, ANACS, PCGS ICG) automatically have forced returned from ACM Policy that override personal Seller's Policy. Short version WE FORCE SELLER TO ACCEPT RETURN IF HIS ITEMS ARE EVALUATED AS NOT AUTHENTIC FROM NGC, ANACS, PCGS, ICG.
For more read ACM policy for Vendors.