A contemporary take on Jean Schlumberger's beloved brooch, the 18k white gold watch features a miniature reinterpretation of ...

Christie’s New York Magnificent Jewels auction totaled $87.7 million with 100% of the lots sold, a record for a various-owner ...

The heirloom in question, lot 44, which sold for $13.98 million, is a diamond and blackened platinum ring featuring a fancy ...

Diamonds, rare colored gems and signed jewels from important private collections fueled Sotheby’s High Jewelry auction in New ...

This tiny stone is an anomaly of geology. It is the rarest kind of diamond — graded “Fancy red,” pure and unmodified by other ...

The 10.38-carat gemstone, which carries an estimate of $3 million to $5 million, was owned by generations of European royalty ...

Before her failed effort to flee Paris in 1791, Marie Antoinette handed a diamond to her loyal hairdresser. It's now ...

While it may look like a blazing red ruby, the 2.33-carat Winston Red Diamond is just that—a diamond. One of the rarest ...

A 1.09 ct D-color diamond grown by chemical vapor deposition (CVD) was recently submitted to the Mumbai laboratory. This submission displayed an interesting blue band, seen through the pavilion facets ...

The Marie-Thérèse Pink Diamond is a kite-shaped fancy ... until now," the press release added. A sapphire and diamond necklace, "The Blue Belle," is expected to lead the sale, estimated at ...

The Marie-Thérèse Pink Diamond is a kite-shaped fancy ... for between $3,000,000 and $5,000,000. A sapphire and diamond necklace, "The Blue Belle," is expected to lead the sale, estimated ...

A rare 10-carat pink diamond ring will go up for auction at Christie's in New York City next month. It is said to be tied to Marie Antoinette and will be featured in the "Magnificent Jewels" auction.