A sapphire and diamond ring

centering a cut-cornered square-shaped sapphire, weighing 14.01 carats, within a surround of round brilliant-cut diamonds; estimated total diamond weight: 3.40 carats; mounted in platinum. Estimate: $45,000 - 55,000

Accompanied by GRS (GemResearch Swisslab) report #2006-010428, dated January 3, 2006, stating: Sri Lankan origin, no indications of heat treatment.

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Bonhams.  Fine Jewelry, 14 Oct 2008. San Francisco, Los Angeles and New York - www.bonhams.com