Tudor Black Bay P01, 42mm 316L steel case with satin finish, black, domed, 60-notch, 12-hour graduated steel bidirectional rotating bezel with stop system for the bidirectional rotating bezel via a mobile end-link at 12 o’clock, manufacture calibre MT5612 (COSC) self-winding mechanical movement with bidirectional rotor system, brown leather strap with folding clasp, domed sapphire crystal, waterproof to 200m (660 ft)