A 300-carat necklace, whose diamonds have been linked to a scandal involving the last French queen Marie Antoinette, sold ...

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

The top lot at Sotheby’s Royal and Noble sale fetched twice its low estimate following a seven minute bidding battle ...

Joan Vassos is are engaged! Celebrity jewelry designer Neil Lane shares with PEOPLE the meaningful story behind her sparkler ...