While Steger Had utilised Rolex watches for earlier expeditions (he was just the fourth human being in record to reach each Poles), with the 1989 expedition, he used A unusual watch manufactured specifically for him from the French brand name, Yema. The watch, called the Bipole Duopoly experienced a 48mm https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/