Ethiopian Opal Halo Gold Stud EarringsMetal Gold Metal Weight (Average) 2. 25 Gms Gemstone Natural Ethiopian Opal Diamond Lab Grown Diamond Total Gemstone Weight (Average) 0. 66 Carat Total Diamond Weight (Average) 0. 20 Carat Gemstone Shape Oval Diamond Shape Round Gemstone Size (Average) 6x4 mm Diamond Size (Average) 1 mm Gemstone Color White Diamond Color EF No. of Gemstones 2 No. of Diamonds 40 Gemstone Setting Prong Diamond Setting Prong Diamond Clarity VVS VS Backing Type Pin Post