A sapphire and diamond cluster ring

A sapphire and diamond cluster ring <BR> The central oval mixed-cut sapphire, <I>weighing 11.23 carats</I> in claw-set mount with brilliant-cut diamond border and six stone shoulders, <I>finger size Q<BR> Accompanied by report No. 019529, dated 23rd November, 2010, from the German Foundation for Gemstone Research, Idar-Oberstein, stating that the origin of the sapphire is Burma with no indications of thermal enhancement</I> <BR>