Each set with a pear-shaped ruby weighing 5.61 and 5.03 carats within a diamond surround suspended by a line of cushion-shaped ruby and diamond beads to a brilliant-cut diamond top, mounted in 18k white and yellow gold, 4.7 cm long
With report nos. 0411544 and 0611583 dated 16 December 2004 and 6 December 2006 from the Gübelin Gemmological Laboratory stating that both 5.03 and 5.61 carat rubies are of Burmese origin, with no indications of heating and with an additional comment stating that rubies which have not been heated are scarce
With report no. GRS2007-032701 dated 23 March 2007 from the GemResearch SwissLab stating that all four rubies are of Burmese origin, with no indication of thermal enhancement
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Lot Essay
US$220,000-250,000
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