Christie's, London, December 2005 Lot 434 A Ruby and Diamond Ring The oval ruby, weighing 2.02 carats, in claw mount to baguette diamond two stone shoulders Accompanied by report no. GRS2005-080056 dated 3rd August 2005 from the Gemresearch Swisslab (GRS) stating that the ruby weighing 2.02 carats is of Burmese (Myanmar) origin, no evidence of thermal treatment
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