A mid 19th century amethyst rivière necklace
A mid 19th century amethyst rivière necklace, the graduated oval-shaped amethysts are set within repousse gold surround and separated with gold flowerheads, the largest link suspends a girandole-style pendant set with an oval-shaped amethyst and three amethyst briolettes, 38cm long, with a pair of conforming amethyst and gold earrings, 4cm long, French marks