.09 Art Deco Diamond Onyx Cocktail Ring 14k Yellow Gold.  This vintage late Art Deco onyx and diamond ring features a .09 carat old European cut diamond inlayed into the center of the onyx.  The diamond is flush set with bead style prongs and a decorative diamond shaped bezel in white gold.  The high polish onyx is set in a 14 karat yellow gold bezel.  Surround the onyx is 14 karat yellow gold ornamental details giving the ring its Art Deco flare.