Iconic vintage TIFFANY & Co. 18K Gold and Platinum Diamond Signature X Ring Metal: 18K Yellow Gold and Platinum (X)Size: 6,5 - 53, resizable on requestWeight: 6.60 gramsDiamond: round brilliant diamonds, carat total weight .20 Hallmark: 750 ©1990 TIFFANY&Co.Condition: Excellent condition, like new, comes with Tiffany boxLimited edition, no longer available for sale in Tiffany stores