Vintage Amethyst and 14k Yellow Gold Cocktail Ring

Vintage 14k yellow gold ring with an impressive round faceted, deep purple amethyst.  ID#: RG990 Amethyst: One (1) prong set, round face cut amethyst measuring approximately 17.2mm in diameter x 9.6 mm depth, estimated calculated weight of 11.5ct.    Metal: 14k yellow gold  Size: 5 1/2 Weight: 12.93g Markings: '14K'