NEW YORK — Any diamond is rare and unusual. The Diamond Information Center says that all the diamonds in the world -- engagement rings included -- would fill only a single double-decker bus. That ...

Jennifer Lopez has never done anything halfway, and that includes her engagement rings; from rare pink diamonds to stunning green stones, JLO’s engagement ring has sparked headlines and jewelry trends ...

When it comes to the world of high jewelry—or haute joaillerie as it’s known—the most rarefied strata of jewelry rise to the top. Similar qualifiers describe fancy green diamonds: incredibly rare, ...

A rare bi-colored pink diamond of “astounding weight” was found at the Karowe diamond mine in Botswana, according to the Gemological Institute of America. Lucara Diamond A rare rough, or uncut, pink ...

The auction reflects the continued strength in fancy-colored diamonds and exceptional colored gemstones at the high end of ...

MILAN — As a third-generation member of the Arslanian diamond dynasty, which began almost 75 years ago, Sahag Arslanian is bringing his expertise to the table by launching his first namesake ...

The 'Ocean Dream,' 5.5-carat fancy vivid blue-green diamond sold for $17.3 million at the Christie's Magnificent Jewels, setting record price for a diamond of its type.

Dubbed the 'Ocean Dream', the diamond was discovered in its rough form in Central Africa in 2002. The original crystal weighed a whopping 11.17 carats, before it was cut down to preserve and maximise ...

ROCK OF AGES: April has always been an important month for diamonds, and the Natural Diamond Council is doubling down on tradition with the launch of World Diamond Day on April 8. The organization ...

Bleu Royale diamond goes for $44 million at auction 00:36 A 5.5-carat triangular-cut diamond billed as the largest fancy vivid blue-green diamond known to exist sold for $17.3 million on Wednesday, ...