An emerald and diamond cluster ring

An emerald and diamond cluster ring, the high-domed circular cabochon emerald set within a surround of ten round brilliant-cut diamonds in yellow and white gold, size L ½

Accompanied by report number 5777-9072 dated 6th March 2017 from GCS, London stating that the cabochon emerald weighs approximately 8.55cts and is a natural emerald with indications of minor clarity enhancement, origin: Colombia