Fancy emerald and diamond dress ring, early 20th century, unmarked, band testing as 12ct gold, featuring a large central octagonal cut square emerald stone in a rope twist bezel setting, flanked by two round cut diamonds, on an early Deco styled rounded rectangular setting decorated with beaded foliate design inset with small rough cut diamonds, on a 12ct yellow gold band with interwoven brick design, total weight 9gm, size O/P