Product ID Star Sapphire Quantity 1 Color Voilet Clarity VVS Weight (carats) 1.67 Shape Oval Size (mm) 6x5.5x4.5 Luster Excellent Type Unheated Origin Sri Lanka. The item "1.67c Star Sapphire Natural Nice Color Good Rays Srilanka Gemstone" is in sale since Wednesday, August 29, 2018. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Sapphire\Natural Sapphires". The seller is "pleasantgem" and is located in Bangkok. This item can be shipped worldwide.