Colombian emerald and diamond cluster studs. A matching pair, each set to centre with an octagonal emerald-cut natural Colombian emerald with no colour enhancement, two in total, with an approximate combined weight of 1.70 carats in open back claw settings, encircled by a single row of ten round old cut diamonds in open back claw settings, twenty in total, with an approximate combined weight of 1.60 carats, to an elegant floraform structure, intricate pierced claws and open backholing, fitted to reverse with secure post and butterfly fittings. Tested platinum, circa 1910, accompanied by Gemmological Certification Services report #78157-25.
