When it comes to sports watches, reliability is key. Explore our range of timepieces you can count on. For sea adventurers Ulysse Nardin’s Marine collection features the most accurate chronometers in the world, tested by navies and explorers. Discover Hydro Time with HYT’s liquid-powered watches that are nine times more powerful than a regular caliber. Find the customized Rolex Explorer by MAD Paris too.