Ships within 1 day. Lovely black and white diamond ring .925 sterling silver with rhodium plating. The sparkling natural 1.35 cttw round black diamonds are heat treated. The width of the ring is 15 mm. The ring is made of 43 black diamonds and 38 white diamonds set in prong setting. Gift box is included with purchase of this ring. Stone Type - Natural Black and White Diamond. Metal - 925 Sterling Silver. Number of Diamonds - 81. Diamond Cut - Round. Total Diamond Carat Weight - 1.35 cttw. Diamond Clarity - I1-I2. Vir Jewels Sterling Silver Statement Ring For Female Adult. Birthstone Month - April. Black Diamonds have been heat treated to improve their appearance or durability.