Species: corundum Variety: natural sapphire Weight: 1.60 ct Measurements: 10*5.33 Color: violet Transparency: Transparent Cut: step-brilliant Shape-OVAL Treatment: no Origin: Sri Lanka Laboratory report/number:788650688 Shipping method: (insured shipping advised) *When the report does not specify anything about treatment, you should add: “Not mentioned in the report” **When the report does not specify the origin of the gemstone, you can include it in the lot description, adding: “Country of origin as expressed herein is only based on a spontaneous declaration of the seller, agreed as possible from the auctioneer, although not substantiated by an official expert opinion from the gemological laboratory issuing the report.”