Diver NET Vendée GlobeAs the 10th edition of the worlds largest solo, non stop, unassisted round the world sailing race gets underway, Ulysse Nardin announces the most sustainable watch the company has ever made. The lightly gray tinted sapphire crystal case back gives a partial view into the Ulysse Nardin manufacture movements open worked automatic winding system and is decorated with a map showing the route of the Vende Globe and with the words THE ONLY SOLO UNASSISTED