This 18 Karat Two-Toned Gold, Diamond And Ruby Pendant Features One Pear Shaped Ruby Set In 18 Karat White Gold Surrounded By A Diamond Halo - That's the Traditional Part! The Ruby & Diamonds are Then Bordered By An 18 Karat Yellow Gold Swirling Frame - the Contemporary Piece! The Fine Ruby Has A Carat Weight of .68, and the Eighteen Diamonds Have a Total Carat Weight Of .13. A Beautiful Medley of Metals and Gemstones.