Jewellery, 19th/20th Century Design & Ceramics

A SAPPHIRE AND DIAMOND RING the octagonal-cut sapphire is set with three circular-cut diamonds to each shoulder, in platinum. Size N. Accompanied by report number 5777-7300 from GCS dated 13th October 2016 stating that the octagonal cut sapphire weighs 8.37 carats and that is is a natural sapphire with no indications of heating. Origin: Sri Lanka (Ceylon). Accompanied by report number GRS2017-077100 from GRS dated 14th July 2017 stating that the natural sapphire weighs 8.37 carats, the colour is GRS type 'cornflower' and has no indication of thermal treatment. Origin: Sri Lanka.