An early 20th century sapphire and diamond cluster ring, the cushion-shaped sapphire weighs 4.705cts, set within a surround of old circular-cut diamonds, with an old circular-cut diamond to each shoulder in platinum and gold, size O Accompanied by report number 112583 dated 18 February 2020 from SSEF stating that the antique cushion-shaped sapphire weighs 4.705cts and is a natural sapphire with no indications of heat treatment. Origin: Kashmir