The Tudor Black Bay Master Chronometer Steel Black Dial 41mm Ref. M7941A1A0NU-0001 brings advanced precision to a classic diver profile, featuring a 41mm stainless steel case with a balanced 13.6mm thickness and detailed polished and satin finishing. Its black domed dial is accented by silver-coloured applied hour markers and protected by a domed sapphire crystal, ensuring durability and strong legibility. At its core, the COSC and METAS-certified Manufacture Calibre MT5602-U delivers chronometer-certified performance, a robust 70-hour power reserve, and self-winding reliability. The unidirectional 60-minute bezel in stainless steel, paired with a black aluminium insert, is engineered for precise elapsed timekeeping. Complemented by a sturdy three-link stainless steel bracelet with the TUDOR “T-fit” clasp, this model is water-resistant to 200 meters and designed to handle both daily wear and demanding conditions, merging modern technical standards with signature Black Bay aesthetics.