.11 Art Deco Ruby & Diamond Cocktail Ring in 14k. 11 Art Deco Ruby Diamond Cocktail Ring in 14k. Perfect for a night out, this custom Art Deco cocktail ring features . 48 carats of single cut diamonds and a . 11 carat round cut ruby in two toned 14 karat white and 14 karat yellow gold. Set on a vintage white gold triangle form, twenty four (24) . 03 carat near colorless diamonds bring sparkle to the forefront. A single red ruby is bead set in the center of the ring. Finished on a polished 14 karat