A mysterious 18th century necklace made from around 500 diamonds, some of which are believed to have been taken from a piece that contributed to French Queen Marie Antoinette's demise, will go on sale ...

Forbes contributors publish independent expert analyses and insights. Kate Matthams Spencer is a Paris-based writer who covers jewelry. A diamond necklace with an illustrious, if mysterious, past sold ...

Heirloom, inherited, estate and antique jewelry, as well as jewelry you received as a gift but never wear, broken chains and divorce-tainted wedding bands are often best sold instead of collecting ...

Worthy is one of the most visible players in the online diamond buyer market. It is also unique in that it is not actually a ...

A diamond necklace with a possible link to Marie Antoinette, the last queen of France, has sold for $4.8 million at auction. The glittering, 300-carat necklace is laden with gems that may have ...