BURMESE RUBY AND DIAMOND RING IN 18KT WHITE GOLD BURMESE RUBY AND DIAMOND RING in 18kt white gold, embellished at the centre with an oval-cut Burmese ruby of ct 2.88, flanked by two brilliant-cut diamonds of ct 1.10, hallmarked 750 and maker's mark, size 13/53, g. 6. Accompanied by an IGI Milano certificate dated 26/06/2018 attesting the absence of treatment and the geographical origin of the stone.