SAPPHIRE AND DIAMOND RING
A sapphire and diamond ring, centred on an 11.82ct oval-cut sapphire, mounted in platinum and flanked on either shoulder by baguette-cut diamonds. Ring size P (US) or 7.5 (UK). Circa 1930. Accompanied by GCS report no. 5774-548 stating that the sapphire is of Burmese origin with no indication of heat treatment.