The Tudor Black Bay Master Chronometer Steel Black Dial 41mm Ref. M7941A1A0NU-0002 delivers certified precision and robust construction for daily and professional use. Released in 2023, this 41mm model features a stainless steel case with polished and satin finishes, a black domed dial with silver-coloured applied hour markers, and a 60-minute unidirectional bezel with black aluminium insert. The Manufacture Calibre MT5602-U, both COSC and METAS certified, ensures chronometer accuracy and offers a 70-hour power reserve through its self-winding, bidirectional rotor system. The domed sapphire crystal and screw-down crown provide added durability, while water resistance is rated to 200 meters. Fitted with a comfortable black rubber strap and Tudor “T-fit” folding clasp, this reference is designed for versatility and reliability. The Black Bay Master Chronometer stands out for its technical certification, practical features, and classic Tudor dive watch design.