Jewellery, Watches, Silver and Objects of Vertu

An amethyst and diamond dress ring by Cartier, the cushion-shaped fancy-cut amethyst with brilliant-cut diamond-set claws, between similarly-cut diamond shoulders, mounted in 18ct gold, maker’s mark, signed ‘Cartier’, numbered, French assay mark, European convention mark, ring size J. £1,000-£1,500