Colour change Ceylon sapphire and diamond coronet cluster ring. Centrally set with a octagonal step cut natural unenhanced blue/purple colour change Ceylon sapphire, blue in daylight, purple in incandescent light, in an open back claw setting with a weight of 21.19 carats, flanked by four tapering baguette cut diamonds in open back rubover settings with a combined approximate weight of 1.00 carats, to an impressive flanked solitaire design design featuring split corner claws, an intricately pierced gallery and open backholing, the slightly trumpeting shoulders flowing to a solid D-shape shank. Tested platinum and yellow gold, accompanied by Gemmological Certification Services report #5783-3039.
