18ct gold, emerald, Argyle fancy pink diamond and diamond ring, of cluster design, centring on an octagonal step-cut Columbian emerald weighing 9.73 carats, collet-set within a surround of baguette diamonds between spacers pave-set with Argyle natural fancy pink brilliant-cut diamonds to graduated baguette shoulders, the gallery decorated with scrolls embellished with Argyle natural fancy pink and near colourless brilliant diamonds, the pink and near colourless diamonds together weighing approximately 0.31 carats and 2.01 carats respectively, size K., accompanied by a C. Dunaigre report numbered CDC1503633, dated 20 March 2015, stating that the 9.73 carat emerald is vivid green, natural and of Columbian origin, with minor clarity enhancement.