Sotheby’s Magnificent Jewels & Noble Jewels sale in Geneva, slated for November 16, will be headlined by the 8.01-carat fancy vivid blue diamond ring crafted by Cartier and known as “The Sky Blue Diamond”. The ring, from a private collection, is estimated to sell at $15 to $25 million, according to Gem Konnect.
Another ring from a private collection featuring a fancy intense pink diamond weighing 17.07 carats is estimated to sell for $12- $15 million, while a 13.2-carat fancy intense pink, internally flawless diamond with excellent polish and set in a ring is estimated at $9- $14 million.
On May 18, the 14.62-carat “Oppenheimer Blue”, the largest fancy vivid blue diamond ever offered at auction, set a world auction record when it sold for $57.5 million at Christie’s Geneva Magnificent Jewels sale. According to Forbes, the rectangular-shaped gem beat the previous record held by the 12.03-carat “Blue Moon of Josephine,” which sold for a world record of $48.4 million in November 2015.
