Items that belonged to Marie Antoinette, that will be included in the "Royal Jewels from the Bourbon-Parma Family" sale, are displayed at Sotheby's, in New York, Oct. 12, 2018. The sale is to be held Nov. 14, 2018 in Geneva. The French queen's jewels on view include a 49-karat natural pearl and diamond pendant, as well as necklaces, brooches, and earrings valued in total at between $1.5 and 3 million. (Photo/Agencies)
Items that belonged to Marie Antoinette, that will be included in the "Royal Jewels from the Bourbon-Parma Family" sale, are displayed at Sotheby's, in New York, Oct. 12, 2018. The sale is to be held Nov. 14, 2018 in Geneva. The French queen's jewels on view include a 49-karat natural pearl and diamond pendant, as well as necklaces, brooches, and earrings valued in total at between $1.5 and 3 million. (Photo/Agencies)
A Hubner diamond tiara, circa 1912, estimated at $350,000 - $550,000, is displayed at Sotheby's, in New York, Oct. 12, 2018. It is part of the "Royal Jewels from the Bourbon-Parma Family," sale to be held Nov. 14, 2018 in Geneva. The French queen's jewels on view include a 49-karat natural pearl and diamond pendant, as well as necklaces, brooches, and earrings valued in total at between $1.5 and 3 million. (Photo/Agencies)
The Queen Marie Antoinette Pearl and diamond pendant, from the 18th century, estimated at $1 million - $2 million, is displayed at Sotheby's, in New York, Oct. 12, 2018. It is part of the "Royal Jewels from the Bourbon-Parma Family," sale to be held Nov. 14, 2018 in Geneva. The French queen's jewels on view include a 49-karat natural pearl and diamond pendant, as well as necklaces, brooches, and earrings valued in total at between $1.5 and 3 million. (Photo/Agencies)
Items that belonged to Marie Antoinette, that will be included in the "Royal Jewels from the Bourbon-Parma Family" sale, are displayed at Sotheby's, in New York, Oct. 12, 2018. The sale is to be held Nov. 14, 2018 in Geneva. The French queen's jewels on view include a 49-karat natural pearl and diamond pendant, as well as necklaces, brooches, and earrings valued in total at between $1.5 and 3 million. (Photo/Agencies)