Royal Blue Burmesesapphire and diamond ring. Set to centre with an octagonal mixed cut natural unenhanced Royal Blue Burmese sapphire in an open backclaw setting with a weight of 2.16 carats, flanked by four rectangular baguette cut diamonds in open back rubover settings with a combined approximate weight of 0.45 carats, to a geometric flank solitaire design featuring angular corner claws, a pierced gallery and open backholing, leading to raised shoulders and flowing through to a solid square shank. Testedplatinum, circa 1920, accompanied by Gemmological Certification Services report #5782-679.
Royal Blue Burmese sapphire and diamond ring, circa 1920.
Royal Blue Burmese sapphire and diamond ring. Set to centre with an octagonal mixed cut natural unenhanced Royal Blue Burmese sapphire in an open back claw setting with a weight of 2.16 carats, flanked by four rectangular baguette cut diamonds in open back rubover settings with a combined approximate weight of 0.45 carats, to a geometric flank solitaire design featuring angular corner claws, a pierced gallery and open backholing, leading to raised shoulders and flowing through to a solid square shank. Tested platinum, circa 1920, accompanied by Gemmological Certification Services report #5782-679.