Vintage Burmese sapphire and diamond ring. Set to centre with an oval old cut Burmese sapphire in an open back claw setting with an approximate weight of 4.45 carats, flanked by six cushion shape old mine cut diamonds in open back rubover settings with an approximate combined weight of 0.95 carats, all to an elegant stepped design featuring polished borders, a geometrically pierced gallery and open backholing, leading to smooth shoulders and flowing through to a solid D-shape shank. Tested platinum, French, circa 1950, accompanied by Gemmological Certification Services report #5775-1750.
