Pioneers of aviation and diving

The pioneers of aviation :
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The round shape of this model helped to create optimal water-resistance and had a strong influence on the design of future water-resistant watches.
Meanwhile the Daily Mail on November 24, 1927 reported that Mercedes Gleitze had swum the English Channel with an Oyster on her wrist. Following this media coup, which gained immense recognition for the Rolex brand, water-resistant automatic watches have continued to evolve to this day. The combination of water-resistance and automatic winding was achieved in 1931 when Aegler S.A.-the Rolex manufacturing unit- patented the Rolex Perpetual, the world's first watch in which the central rotor, without stops, wound the watch in one direction only.
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