Beautiful Earrings with Genuine Black Opal with various colour flashes, Sapphire Stone Size: 1 - 6 x 4 mm Earrings Face dimensions: 14 x 14 mm Metal: White Gold plated over 925 Sterling Silver Weight: 3,56 grams The full colours of the Opal can be seen in lamplight or sunlight Earrings come in a gift box. Registered, insured shipping with tracking number and proper packaging.