Antique amethyst and diamond coronet cluster ring. One cushion shape old cut natural unenhanced amethyst set to centre in an open back silver rubover setting with an approximate weight of 8.00 carats, further set with forty four round old cut diamonds in open back rubover, grain and cutdown settings with an approximate combined weight of 1.50 carats, all to an ornately carved and pierced out gallery with fancy backholing and flanked by ornate tri-split shoulders which lead through to a slim shank. Mounted and set in silver and yellow gold, circa 1870.
