A sapphire and diamond cluster ring

A sapphire and diamond cluster ring, the cushion-shaped sapphire weighs 8.10cts and is set within a surround of old circular-cut diamonds in platinum, with three smaller diamonds to each shoulder, size O, case

Accompanied by report number 16580 dated 1 December 2018 from The Gem & Pearl Laboratory, London stating that the rectangular cushion shaped sapphire weighs 8.10cts and is a natural sapphire with no indications of heat treatment. Origin: Ceylon (Sri Lanka)