Rare 100 carat diamonds worth millions up for auction

Subscribe to ITN News: A huge, yellow diamond and a diamond ring are expected to fetch between £2 million and £15 million when they are auctioned next week in Geneva. The “Graff Vivid Yellow“ diamond weighs more than 100 carats and was cut by the London-based jeweller Laurence Graff. Sotheby’s estimates that the yellow cushion-shaped diamond, whose owner is not being identified, will fetch $15 million and $25 million. A white round diamond of carats, described by Sotheby’s as