Popsugar Fashion Jewelry Joseph Lau Buys Daughter $48 Million Diamond This Rare Blue Diamond Just Sold For a Price That'd Make J Lo Blush November 12, 2015 by Allie Merriam View On One Page Photo 2 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 A model held the over 12-carat blue diamond that sold for $48 million at Sotheby's in Geneva. Previous Next Start Slideshow Jewelry