The April 24 auction includes fancy colored diamonds; signed pieces from Cartier, Verdura and René Boivin; statement sapphires and emeralds; and items from the Art Deco period, the 1960s and 1970s. The top lot of the sale is a fancy colored diamond and diamond ring that features a 6.32-carat European cut fancy vivid, yellow diamond set between two old mine cut diamonds. Courtesy of BonhamsAnother lot with high expectations is a fancy colored diamond and diamond necklace by William Goldberg. Courtesy of BonhamsThe modern-design necklace is set with 17 cut-cornered rectangular modified brilliant-cut fancy yellow diamonds, weighing a total of 47.34 carats. Each yellow diamond is set within a round brilliant-cut diamond surround and enhanced by baguette and round brilliant-cut diamonds.

Source: Forbes April 11, 2017 18:45 UTC