A diamond necklace that has been worn at two British coronations and is thought to contain stones from the infamous necklace at the heart of a Marie Antoinette scandal sold for over 4.2 million Swiss francs ($4.

How the Affair of the Diamond Necklace changed history—and why 18th-century jewelry remains an eternal holy grail.

A 300-carat necklace, whose diamonds have been linked to a scandal involving the last French queen Marie Antoinette, sold Wednesday for nearly $5 million at a Sotheby's auction in Geneva.

The necklace containing around 300 carats of diamonds was bought by an unidentified woman who put in her bid over the phone, Sotheby's said.

Experts say some of the stones in the piece are a match with the original diamonds central to a royal scandal.

The 300-carat necklace thought to be at the center of the infamous 'Affair of the Diamond Necklace' that contributed to the French Revolution sold at auction in Geneva

A diamond necklace, potentially linked to Marie Antoinette, sold for $4.8 million at a Sotheby's auction on Wednesday in Switzerland. The necklace, dating back to the 18th century, features approximately 300 carats of diamonds.

A mysterious diamond-laden necklace with possible links to a scandal that contributed to the downfall of Marie Antoinette, sold for $4.8 million at an auction in Geneva Wednesday.Sotheby's said it was likely that some of the diamonds featured in the piece came from the famous necklace from the scandal that engulfed Marie Antoinette just a few years before she was guillotined.