t the core of the new Fortis Marinemaster M-44 DLC Gravity Black and Black Resin is the case: a solid block of stainless steel, coated with the brand’s Dianoir® DLC finish.
For the first time, this extremely hard surface treatment is applied to a Marinemaster. The result: a surface hardness of 4,500 HV (Vickers) which is approximately 20 times harder than conventional stainless steel.
The benefit is uncompromising durability with exceptional resistance to scratches, wear and corrosion. Even when conditions move far beyond comfort.
Kenissi power inside
The new Marinemaster models are powered by the manufacture calibre Werk 11, developed in collaboration with Kenissi. COSC-certified, automatic, with a 70-hour power reserve and variable inertia regulation. An oversized bridge with double fixation enhances structural stability and shock resistance, ensuring reliable precision under pressure.
The most robust Marinemaster ever
Both new DLC models are built on the proven Marinemaster M-44 concept and take durability further through clear design and solid construction. Every element has a purpose. Readability is immediate and easy. Functionality is focused and precise.
The design is calm and confident. Made to perform in demanding environments and remain reliable long after conditions have passed. Marinemaster: For those who demand endurance whether at 500 meters below sea level or in everyday life.


