18th Century Necklace

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 Marie Antoinette's demise, will go on sale in November, Sotheby's said on Monday.

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 Marie Antoinette's demise, will go on sale in November, Sotheby's said on Monday.