In the 1960s, the DS-2 rotating bezel was introduced and set the standard for rugged construction and modern styling. This new collection maintains the same appearance as its predecessor without losing its essence. The tonneau-shaped 316L steel case (42 x 41mm) features a unidirectional rotating bezel and metallic blue dial. The metal strap is accompanied by a leather strap, it incorporates the strap exchange system without the need for tools. The Powermatic 80.611 automatic movement has a power reserve of 80 hours and is resistant to magnetic fields. Water resistant 200 meters (20 bar).