Amethyst Ring 14kt Yellow Gold. For sale is a solitaire style ring with a mixed oval cut pale amethyst (7.00cts) set in a four prong basket style mounting. It is hallmarked 14K and ring size is 6 1/4. The ring was cast and handset; the amethyst is medium, slightly grayish, reddish-purple in color. The ring is in excellent condition and included is an insurance appraisal of $650.00.