Emerald and diamond ring, of cluster design, centring a claw-set oval Colombian emerald weighing approximately 2.20 carats, framed by a double halo of millegrain-set circular-cut diamonds to similarly set shoulders, the small diamonds together weighing approximately 2.07 carats, mounted in platinum, size L., accompanied by a C. Dunaigre report numbered Cdc 2205257, dated 9 May 2022, stating that the approximately 2.20 carat vivid green emerald is natural, with no indications of clarity enhancement, of Colombia origin.