17 septembre 2010
19th century amethyst necklace, a pair of amethyst and diamond earrings & an amethyst, diamond and cultured pearl brooch
An amethyst, diamond and cultured pearl brooch. photo courtesy Bonhams The large cushion-shaped amethyst within a 19th century openwork frame of old brilliant and rose-cut diamonds, suspending a detachable cultured pearl drop with rose-cut diamond cap,...