A Platinum, Sapphire and Diamond Ring, containing one square cushion cut sapphire measuring approximately 10.20 x 9.85 x 8.24 mm, four rectangular step cut diamonds weighing approximately 1.60 carats total and eight round brilliant cut diamonds weighing approximately 0.40 carat total within a handmade platinum setting with openwork double gallery, white gold lower shank.Accompanied by an American Gemological Laboratories sapphire identification and origin certificate number CS 63321, dated September 24, 2014, stating Mineral Type: Natural Corundum, Variety: Sapphire, Origin: Ceylon (Sri Lanka), Enhancement: No gemological evidence of heat, Clarity Enhancement: None. 4.00 dwts.