Video: Largest Flawless Vivid Blue Diamond in the World to Be Auctioned at Christie’s
By Erika Winters A 13.22-carat flawless fancy vivid blue diamond will be auctioned at Christie's Magnificent Jewels Sale in Geneva on May 14. The rare gem--known as the largest flawless fancy vivid blue diamond in the world--was displayed at Christie's New York on April 11. And in the video below, Christie's hea...