BURMESE SAPPHIRE EMERALD AND DIAMOND RING IN 18KT YELLOW GOLD BURMESE SAPPHIRE EMERALD AND DIAMOND RING in 18kt yellow gold, embellished at the centre with an oval-cut sapphire of ct 3.60, surrounded by round-cut emeralds of ct 0.50 and brilliant-cut diamonds of ct 1, size 12/52, gr. 13. Accompanied by an IGN certificate dated 08/04/2024 certifying the origin of the stone and the absence of heat treatment.