The Ladies Ziva G3399SA Channel Set Sapphire and Diamond Eternity Ring features: 18K White Gold, 18K Yellow Gold, Ring is 3 mm wide, Sapphire and Diamond Eternity Ring in Channel Setting, Repeating flashes of cool blue sapphire and white diamond makes this elegant gemstone wedding band an ideal choice for any fashionable bride, 0.60 carat fine quality sapphires, 0.50 carat round diamonds (G/SI1 quality) (Sold Separately).