A sapphire and diamond cluster ring

A sapphire and diamond cluster ring, the cushion-shaped sapphire weighs 10.20cts and set within a surround of ten round brilliant-cut diamonds and four baguette-shaped shoulder diamonds in platinum and white gold, size N

Accompanied by report number 77119-11 dated 14th September 2017 from GCS, London stating that the cushion-cut sapphire weighs approximately 10.20cts and is a natural sapphire with no indications of heat treatment, origin: Sri Lanka (Ceylon)