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Burmese 11.09 carats ruby and diamond ringPhoto Sotheby's

Centring on a cushion-shaped ruby weighing 11.09 carats, surrounded by rose-cut cushion-shaped and circular-cut diamonds, pavé-set by brilliant-cut diamonds to the support extending to the triple-split shank, the diamonds together weighing approximately 5.00 carats, mounted in 18 karat white gold. Estimate 900,000 — 1,200,000 HKD. Lot 1150 sold 1,100,000 HKD

Ring size: 6

Accompanied by GRS report numbered GRS2006-082122, dated 30 August 2006, stating that the ruby is natural, of Burmese (Myanmar) origin, with no indication of thermal treatment.

Sotheby's. MAGNIFICENT JEWELS & JADEITE, Hong Kong,  07 Apr 2010