Geneva’s Watches & Wonders fair, essentially the CES of the watch world, brings together almost 40 of the industry's biggest brands, including Rolex, Patek Philippe, Tudor, and IWC, alongside a sprinkling of smaller, independent marques, to all reveal at once their major launches for the year. A World-Record Watch Thinner Than a Nickel Photograph: Bulgari Bulgari Octo Finissimo Ultra Over …