Tudor
Black Bay
41 mm steel case with polished and satin finish
Unidirectional rotating bezel in steel covered by a 0.3mm yellow gold cap mounted with a matt black aluminum disc. 60-minute graduated gold markings
Manufacture Calibre MT5612 (COSC). Self-winding mechanical movement with bidirectional rotor system
COSC certified - Official Swiss Chronometer Testing Institute
Black, domed
Yellow gold screw-down winding crown, with the TUDOR rose engraved and lacquered in black, with black anodised aluminium winding crown tube
Domed sapphire crystal
Waterproof to 200 m (660 ft)
Steel and yellow gold bracelet with folding clasp and safety catch