The extremely rare, 10-carat Mediterranean Blue diamond could fetch a whopping $20 million at Sotheby's High Jewelry auction ...

“Any vivid blue diamond is a discovery worth celebrating, but one of this size and depth of color is a rare event,” said Quig Bruning, Sotheby’s Head of Jewelry for the Americas & EMEA.

In the pendant surrounding the Hope Diamond are 16 white diamonds, both pear-shapes and cushion cuts. A bail is soldered to the pendant where Mrs. McLean would often attach other diamonds including ...

scoring deals on diamonds, gold, gemstones and fashion jewelry. Shop the Blue Nile Early Holiday Sale Thinking of popping the ...

Another nominee, Gloria Stuart who played Rose as an old woman, wore a similar oblong blue-diamond pendant from Harry Winston valued at $20 million, creating perhaps the costliest mini-trend in ...

Fine jewelry designer Suzanne Kalan, known for her work with the eternal stone, has teamed up with Natura Bissé on an exclusive diamond facial. “The Mediterranean Blue” is 10.3-carat fancy ...