Beautiful Earrings with Genuine Blue Sapphire Stone Size: 4 x 3 mm Earrings Face dimensions: 16 x 7 mm Metal: 925 Sterling Silver with White Gold plated Weight: 3,98 grams Gemstones are usually treated to improve their color or clarity. This was not investigated in the case of this particular object. Earrings come in a gift box. Registered, insured shipping with tracking number and proper packaging.