Part of the Divino Collection designed by Andrea Candela 18-karat yellow gold and .925 sterling silver Round bezel-set diamonds = approximately 0.01 cttw.; color = G-H; clarity = SI-I1 Earrings 0.50in long x 0.56in wide Omega post backs It is customary to treat most gemstones to achieve enhanced color and durability. Some of these treatments may not be permanent and may require special care