Sterling Silver Diamond Micro-Cluster Pendant Necklace (1/4 cttw, H-I color, I1-I2 Clarity), 18" Two curved bars of sterling silver support striking micro-clusters of white diamonds in this necklace, creating a treasured addition to her jewelry collection. Crafted in .925 sterling silver All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported Carat weight listed is the total for all stones.