"The Blue" diamond (L) and "The Ocean Dream" diamond are pictured at Christie's Auction House in New York, April 11, 2014. Christie's New York is displaying the largest flawless fancy vivid blue diamond ever to appear at auction. The diamond is pegged at $21 million to $25 million and is the highlight of an upcoming Magnifient Jewels sale in Geneva. The "Ocean Dream", a 5.50 carat fancy vivid fancy blue-green diamond, is estimated at $7.5 and $9.5 million. [Photo/Agencies] |