Sotheby's jewellery specialist Sophie Stevens holds a Golden Canary polished diamond displayed at the Sotheby's Dubai gallery, Monday, Oct. 17, 2022, in Dubai, United Arab Emirates. The largest yellow flawless diamond in the world at 303.10 Carats will be auctioned at Sotheby's New York on December 7, with an estimate in the region of $15 million. (AP Photo/Kamran Jebreili)