BERRICLE Rhodium Plated Sterling Silver Halo Engagement Ring Set w/Swarovski Zirconia Round METAL: rhodium plated silver, stamped 925, high polished finish, nickel free. RING BAND WIDTH: 3mm. PREMIUM QUALITY STONE: Main Stone: 1 carat round cut clear Swarovski zirconia (6.5mm) STYLE: This halo milgrain ring flickers with radiant brilliance and exceptional intricacy. STYLE: Engagement - Ideal for engagement, this ring will be perfect for your special one. GIFTING: Comes with FREE BERRICLE signature jewelry box and is ready for gifting.