Mysterious diamond necklace — possibly linked to Marie Antoinette's demise — sells for $4.8 million
The necklace containing around 300 carats of diamonds was bought by an unidentified woman who put in her bid over the phone, ...
Rare 300-carat diamond necklace with links to Marie Antoinette fetches €4.5m in Geneva auction
Composed of approximately 300 carats of old mine-cut diamonds, the historic piece was once worn during royal coronations and ...