Conch Pearl & Diamond Necklace. This glorious necklace glows with approximately 21.50 carats of diamonds and seven extremely rare and desireable conch pearls ranging in size from 3mm to 34mm. Price: $150,000 Conch pearls are produced by the Queen Conch...

A colored diamond and diamond foliate eternity band. photo Bonhams estimated total diamond weight: 3.90 carats; mounted in eighteen karat bicolor gold; size: 5 3/4 shy (colored diamonds not tested for origin of color) Sold for $2,440 Bonhams. Salon Jewelry,...

A pair of superb colored diamond ear pendants. Photo: Christie's Images Ltd. 2009 One suspending a pear-shaped fancy blue diamond, weighing approximately 7.18 carats, within a graduated pavé-set pink diamond surround, to the circular-cut diamond link...