May 17, 2015, Live Salesroom Auction, Cincinnati, Ohio. Modern and vintage fine jewelry and timepieces by renowned designers and makers such as Mauboussin, Henry Dunay, Georg Jensen, Chopard, Patek Philippe and more . Major gemstones from around the world will be offered including Tanzanite and Paraiba Tourmaline plus a large assortment of G.I.A. certified diamonds.