Amethyst solitaire dress ring. Set to centre with a round cabochon natural amethyst in an open back rubover setting with an approximate weight of 5.80 carats, to an elegant dress ring design, featuring a smooth poilshed raised border with millegrain edging and open backholing, the smooth broad integrated shoulders flowing through to a solid D-shape shank. Tested yellow gold, engraved 'Pour Noel de Papa 1961', circa 1960.