An elegant diamond necklace. Photo: Christie's Images Ltd., 2010 The necklace designed as a cascade of graduated pear-shaped diamonds and pear-shaped diamond drops suspended from a scrolling line of collet-set baguette-cut diamonds with brilliant-cut...

A pair of pear-shaped diamonds pendants. Photo: Christie's Images Ltd., 2010 Each weighing approximately 9.82 and 9.22 carats, mounted in platinum, with French assay marks and maker's marks (indistinct) - Estimate $400,000 - $600,000 Price Realized $614,500...

An impressive diamond solitaire ring. Estimate: $550,000 - 650,000 © 2002-2009 Bonhams 1793 Ltd On December 16th Bonhams will mount a highly anticipated Fine Jewelry sale at their New York galleries. Consisting of 150 lots the sale includes an exceptional...