TUDOR Black Bay 58

39mm steel case, Steel bracelet
CASE: 39mm steel case with polished and satin finish
BEZEL: Unidirectional rotatable bezel in steel with 60-minute graduated disc in matt blue anodised aluminium and silver gilded markings and numerals
MOVEMENT: Manufacture Calibre MT5402 (COSC) Self-winding mechanical movement with bidirectional rotor system
DIAL: Blue, domed
WINDING CROWN: Steel screw-down winding crown, with the TUDOR rose in relief, with circular satin-brushed steel winding crown tube
CRYSTAL: Domed sapphire crystal
WATERPROOFNESS: Waterproof to 200m (660 ft)
BRACELET: Riveted steel bracelet with polished and satin finish, with folding clasp and safety catch