Ships within 1 day. Lovely, elegant 1/5 cttw black diamond and CZ engagement bridal ring in .925 sterling silver with black rhodium plating. The 8 sparkling 0.20 cttw round shape black diamonds are natural and heat treated. The center Black and 2 side white stones are CZ. Gift box is included with purchase of this ring. Stone Type - Black Diamond. Metal - 925 Sterling Silver. Diamond Carat Weight - 1/5 cttw. Diamond Cut - Round. Diamond Color - Black. Diamond Clarity - I1-I2. Vir Jewels Sterling Silver Engagement Ring For Female Adult. Birthstone Month - April.