He later considered the expedition a living hell, and harder than any of his exploits within the mountains. However Messner is finest recognized for putting on Rolex watches For most of his alpine expeditions (like an Oysterquartz to the 1980 solo summit), with the "Würth-Antarktis-Transversale" he chose an Omega Speedmaster https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/