A sapphire and diamond crossover ring

A sapphire and diamond crossover ring, set with a cushion-shaped sapphire and a cluster of graduated circular-cut diamonds in white metal, size K 1/2

Accompanied by report number 77111-62 dated 11 July 2017 from GCS, London stating that the cushion-cut sapphire measures 11 x 9 x 5.4mm approximately and weighs approximately 4.90cts, and is a natural sapphire with no indications of heat treatment. Origin: Sri Lanka (Ceylon)