15 November 2016,
Price realised CHF 100,000
CHF 50,000 - CHF 70,000
A SAPPHIRE AND DIAMOND RING
Set with an octagonal step-cut sapphire, weighing approximately 10.27 carats, between baguette-cut diamond shoulders, ring size 5 ¾, mounted in platinum
Accompanied by report no. 16045126 dated 26 April 2016 from the Gübelin GemLab stating that the origin of the sapphire is Burma (Myanmar), with no indications of heating, and an Information Sheet on 'Unheated sapphires'.
Report no. CS1074576 dated 21 April 2016 from the AGL American Gemological Laboratories stating that the origin of the sapphire is Burma (Myanmar), with no gemological evidence of heat and no clarity enhancement.
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