A SAPPHIRE AND DIAMOND RING, BY BOLIN

A SAPPHIRE AND DIAMOND RING, BY BOLIN Set with a sugarloaf cabochon sapphire, weighing approximately 7.58 carats, between square-cut diamond line shoulders, to the pavé-set single-cut diamond surround, the inside inscribed ' SOPHUS 18.8.40', 1939, ring size 6 ¾, with Swedish marks for platinum With maker's mark WA.B for Bolin <i>Accompanied by report no. 16110077 dated 14 November 2016 from the G</i><i>ü</i><i>belin GemLab stating that the origin of the sapphire is Kashmir, with no indications of heat, and an Information Sheet on 'Unheated sapphires'.</i> <i>Report no. 86527 dated 30 June 2016 from the SSEF Swiss Gemmological Institute stating that the origin of the sapphire is Kashmir, with no indications of heating.</i>