The Sea-Dweller: a legend among professional divers’ watches created 50 years ago in 1967. It features a 43 mm case and the calibre 3235, at the forefront of watchmaking technology and employed for the first time in a #Rolex Professional category watch. To enhance the reading of the date, it is equipped with a Cyclops lens on the crystal at 3 o’clock. The dial bears the name Sea-Dweller in red, a reference to the first model.