Founded Wilsdorf and Davis in London.

Agreement with the AEGLER company in Bienne (Switzerland) to mass produce wristwatches.

Founded Rolex at La Chaux-de-Fonds, trade name in 1908.

Creation of the Company Rolex Watches S.A. in Geneva.

Patent for a water resistant case and screw winding crown.

Test of the Rolex Oyster, the first water resistant watch worn by English swimmer Mercedes Gleitze when she swam across the Channel.

Launch of the Rolex Perpetual, the first automatic wristwatch with a rotor turning 360° but only winds the spring in one direction.

Launch of the Rolex Datejust, the first automatic wristwatch with date aperture.

Launch of the Rolex Submariner, the first diving watch water resistant to 100 metres .

Launch of the Rolex Day Date, the first automatic wristwatch indicating the date and day of the week in letters and in 25 different languages.

A special Rolex Oyster watch fixed outside the Trieste bathiscaph went down 10916 m in the Mariannes trench in the Pacific Ocean without damage.