AN EMERALD AND DIAMOND DRESS RING, CIRCA 1955 The central octagonal-shaped emerald weighing approximately 3.90cts, within a frame of old cushion and brilliant-cut diamonds, mounted in 18K gold, diamonds approximately 1.50cts total, ring size N½ Accompanied by a report from CISGEM in Italy, stating that the emerald weighing approximately 3.90cts is of Colombian origin, with moderate clarity enhancement. Report number 13015, dated February 27th 2019