The Tudor Pelagos FXD "US Navy" Titanium Black Dial 42mm Ref. M25717N-0001 is purpose-built for demanding underwater missions and everyday reliability. This 42mm titanium case features a satin-brushed finish, fixed bracelet bars for strength, and a steel case back. The matte black dial is paired with luminous dot markers and protected by a sapphire crystal, ensuring clear legibility in low-light conditions. Its unidirectional rotating bezel, crafted from titanium with a ceramic 60-minute graduated insert, supports precise timing during dives. Powered by the COSC-certified Manufacture Calibre MT5602, the watch offers selfwinding performance, a robust 70-hour power reserve, and chronometer accuracy. The titanium screw-down crown is decorated with the TUDOR shield. Waterproof to 200 meters, this model is fitted with a forest green fabric strap with a red central thread and a self-gripping closure system. Key highlights include the lightweight titanium case, military-inspired design, and professional-grade dive features.