Edwardian ruby and diamond coronet cluster ring. Set to centre with a oval old cut natural unenhanced Siam ruby in a open back claw setting with an approximate weight of 0.60 carats, surrounded by twelve cushion shape old mine diamonds in open back claw settings with a combined approximate weight of 0.70 carats, to a elegant coronet cluster design featuring curving claws, an intricately pierced gallery, leading to chamfered shoulders and flowing through to a solid D-shape shank. Tested yellow gold and platinum, circa 1905, accompanied by Gemmological Certification Services report #5784-0820.
