Amethyst, Diamond Blackened Silver-Gilt Necklace. Featuring one round faceted-topped amethyst weighing approximately 4.50 cts., accented by twenty rose-cut diamonds, set in a ribbon motif, blackened silver-gilt mounting, suspended from a blackened sterling silver chain, completed by a spring ring clasp, forming a 16 inch necklace. {Gross Weight: 2.6 dwts}