The Tudor Pelagos Ultra Titanium Black Dial 43mm Ref. M2543C1A7NU-0001 sets a new benchmark for professional dive watches. Released in 2025, this model features a robust 43mm titanium case crafted from both grade 2 and grade 5 titanium, engineered for deep-sea performance with a helium escape valve and water resistance up to 1,000 meters. The black matte dial enhances legibility with oversized markers, thicker hands, and high-performance blue and green luminescence. Powered by the COSC and METAS certified Manufacture Calibre MT5612-U, the Pelagos Ultra offers a 65-hour power reserve and chronometer accuracy. The unidirectional titanium bezel includes a matte ceramic insert for precise elapsed time measurement. The titanium bracelet is equipped with Tudor’s redesigned “T-fit” folding clasp, safety catch, diver’s extension, and a new visual indicator system. This watch is purpose-built for saturation diving, combining innovative materials with advanced dive-focused engineering.