Art Deco 1.64 Carat Natural Ruby & Diamond Three Stone Ring, circa 1930A top grade vintage ruby and diamond three stone ring. The ruby in the centre certified as natural and unheated is a rich, carmine red with bright flashes of scarlet when light hits the stone. Secured in an eight claw yellow gold coronet collet, the ruby is flanked by a pair of white and bright old mine cut diamonds set in platinum, leading to a slender platinum shank. Currently size L (UK) or 5 1 2 (US). Free sizing available. Accompanied by a report