Platinum, sapphire and diamond ring, centring a collet-set oval cabouchon Burmese sapphire weighing 6.83 carats framed at intervals with brilliant-cut pave diamonds and carre sapphires, with shoulders similarly set with baguette and brilliant-cut diamonds, size J. Accompanied by an Agl certificate number Cs 1078402, dated 5 October 2016, stating that the 6.83 carat sapphire is natural, with no evidence of heating, of Burmese (Myanmar) origin.