An early 20th century Kashmir sapphire and diamond cluster ring

An early 20th century Kashmir sapphire and diamond cluster ring, the cushion-shaped sapphire weighs approximately 1.90cts and is millegrain-set within two surrounds of circular-cut diamonds in platinum. Size M.

Accompanied by report number CS66358 dated 13th March 2015 from AGL, New York stating that the natural sapphire measures 7.0 x 6.5 x 4.28mm and is a Kashmir sapphire with no evidence of heat treatment.

Accompanied by report number 5775-2884 dated 3rd September 2015 from GCS, London stating that sapphire weighs approximately 1.9ct, and is a natural Kashmir sapphire with no evidence of heat treatment.