H ow does a designer take the wonders of the sea and almost 200 years of legacy and fuse them into a diamond and Cuprian ...

Tiffany & Co. released its latest Blue Book high jewelry collection with serious stones set in familiar Schlumberger themes ...

Tiffany & Co. brought star power and high jewelry to the Metropolitan Museum of Art for the 2025 Blue Book Gala on Friday ...

FIRST ON FOX: The Trump administration's Department of Transportation is set to announce on Tuesday a $150 million federal grant to construct a new road and Port of Entry near the existing Otay ...

Christie’s will spotlight a 23.24-carat blue diamond with royal Indian provenance at its upcoming Geneva auction, where it is set to fetch up to $50 million. The pear-shaped Golconda Blue is the ...

Some items, like special orders, cannot be returned, while others, like engraved rings and diamonds purchased through the Blue Nile Diamond Upgrade Program, have special return stipulations.

A rare blue diamond valued at US$20 million went on pre-auction display on Tuesday in Abu Dhabi, capital of the oil-rich United Arab Emirates. The 10-carat Mediterranean Blue, which will go on ...

ABU DHABI, United Arab Emirates (AP) — A rare blue diamond was displayed Tuesday at an exhibition of $100 million worth of the world's rarest diamonds in the United Arab Emirates’ capital ...

ABU DHABI, United Arab Emirates (AP) — A rare blue diamond was on display Tuesday at an exhibition of $100 million worth of the world’s rarest diamonds in the United Arab Emirates’ capital ...

Blue Diamond Asset Management, a Swiss hedge fund that seeks to profit from volatility, lost almost a fifth of its value during the market rout triggered by US President Donald Trump’s tariff plan.