Christie's, London, September 2005 Lot 43 A pink sapphire and diamond ring The oval pink sapphire in claw mount to square-cut diamond single stone shoulders, accompanied by a gemstone report from the GRS Gemresearch Swisslab, report number GRS2005-021079, dated 24th February 2005, stating that the pink sapphire, weight 6.52 carats, showed no indication of thermal treatment, Origin Burma (Myanmar).
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