Christie's forthcoming "Magnificent Jewels" auction will feature a bevy of historic pieces, including a diamond once owned by Marie Antoinette. The live auction will take place on June 17 at New York ...

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. That scandal involved a hard-up ...

According to Christie’s, Marie Antoinette ... a velvet case with a hat pin featuring the Austrian Imperial Warrant, most likely dating back to 1868, which reflects the piece’s imperial legacy.