BERRICLE Rhodium Plated Sterling Silver Cubic Zirconia CZ 5-Stone Stackable Split Shank Ring Set METAL: rhodium plated silver, stamped 925, high polished finish, nickel free. PREMIUM QUALITY STONE: Main Stone: 0.46 carat round cut clear cubic zirconia (5mm) STYLE: This 2 piece 5-stone split shank ring set features endless rows of sparkles and exquisite designs in a sophisticated elegant style.