More unusual stones, such as black diamonds, are becoming popular and pricey due to the influence of celebrities wearing them. No matter the reason for their price, here are the 35 most valuable ...

A rare diamond necklace with possible links to former French queen consort Marie Antoinette is to be auctioned in November ...

The keen interest initially seen when the news broke about the Proof 1975-S Roosevelt, No S dime coming to market has not ...

With only a superficial area of 81,500 square miles of country, and a climate by no means tavorable for agricultural productions, what would Britain be without her valuable 9,000 miles of coal fields ...

Jet, a flat-black, opaque gemstone derived from ... looking to stand out in the crowd is that, unlike diamonds and pearls, it’s genuinely rare — scarce, even. Jet artisans and retailers ...

However, those pieces were offered in 18-karat yellow gold or black titanium, as well as all-metal and diamond iterations ... More recently, Tiffany’s rare saltwater pearls were featured ...

The mother-daughter duo literally dripped in diamonds for The Lion King world ... Blue Ivy is the epitome of Black girl magic! This is thanks to the beautifully curated closet her parents have ...

The birthday girl is rocking a printed black and green minidress with sheer ... strappy green stilettos and flashed her giant three-diamond wedding ring from Jay in one close-up pic.

Denzel Washington stepped out for a rare red carpet appearance for the premiere ... white tuxedo shirt and black tie. She accessorized with Tiffany & Co. diamond vine drop earrings, Jean ...

The celebrity cook is pretty private when it comes to her two children, Cosima Thomasina, 30, and Bruno Paul, 28, who she welcomed with her late husband John Diamond. Although the 64-year-old is ...

Sotheby's will auction an exquisite 18th-century diamond necklace in Geneva on November 11, with online bidding starting October 25. The necklace, featuring around 500 diamonds and linked to Marie ...