The cushion-shaped sapphire, weighing 13.08 carats, within a baguette-cut diamond surround, to a gallery set with brilliant-cut diamonds, diamonds approximately 2.50 carats total, signed Bulgari, ring size 5½, cased

Accompanied by a SSEF report stating that the natural sapphire has no indications of heat treatment and originates from Burma (Myanmar). Report number 75508, dated 30 June 2014.

Bonhams. RARE JEWELS & JADEITE, 31 May 2017, 15:00 HKT, HONG KONG, ADMIRALTY