A Fine 6.40 Carat Antique Cushion Cut Kashmir Sapphire, measuring approximately 10.31 x 9.16 x 7.90 mm.Accompanied by an American Gemological Laboratories sapphire identification and origin certificate number CS 1075962, dated June 16, 2016, stating Mineral Type: Natural Corundum, Variety: Sapphire, Origin: Kashmir, Enhancement: None, Clarity Enhancement: None.(Note: the ring setting shown on the certificate is not included)Accompanied by a Gubelin Gemological Laboratories sapphire identification and origin certificate number 16072006, dated July 19, 2016, stating Species: Natural Corundum, Variety: Sapphire, Origin: Kashmir, Condition: No indication of heating. 7.00 dwts.