Sterling Silver Black and White Diamond Stud Earrings (1/2 cttw, I-J Color, I2-I3 Clarity) This stunning piece will bring elegance and flair to any outfit Black diamonds may have been treated to improve their appearance or durability and may require special care. 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 both studs.