BERRICLE Sterling Silver Round Simulated Blue Sapphire Cubic Zirconia CZ Halo Split Shank Ring Metal: rhodium plated .925 sterling silver, high polished finish, nickel free Main Stone: 0.84 carat round cut simulated blue sapphire cubic zirconia (6mm) Accent Stone: 0.18 carat cubic zirconia Ring Band Width: 2.5mm