The Black Bay Fifty-Eight is named after the year in which the first Tudor diversÕ watch, waterproof to 200 meters, the reference 7924, dubbed the "Big Crown", was introduced. Among other aesthetic allusions to this famous historic watch, this model has a 39 mm diameter case, in keeping with the characteristic proportions of the 1950s.
TUDOR Black Bay 58
M79030B-0001
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
WATERPROOFNESS
Waterproof to 200m (660 ft)
BRACELET
Riveted steel bracelet with polished and satin finish, with folding clasp and safety catch
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