Ships within 1 dayLovely, elegant blue diamond wedding ring in.925 sterling silver with black rhodium plating. The sparkling 0.375 cttw round shape blue diamonds are natural and irradiated. The width of the ring is 2 mm. This ring is available in multiple sizes. Gift box is included with purchase of this ring.Stone Type - Natural Blue DiamondMetal - 925 Sterling SilverDiamond Carat Weight - 3/8 cttw (0.375 cttw)Diamond Cut - RoundDiamond Color - BlueDiamond Clarity - I1-I2Vir Jewels Sterling Silver Engagement Ring For Female AdultBirthstone Month - AprilNatural diamonds are treated by irradiation to produce a variety of fancy colors including hues of blue. This process is permanent and does not alter any other property of the diamond except the color