TUDOR Black Bay GMT - M79830RB-0001

Case:  41 mm steel case with polished and satin finish
Bezel:  Bidirectional rotatable 48 notches bezel in steel with 24-hour graduated anodised aluminium disc in matt burgundy and blue
Movement:  Manufacture Calibre MT5652 (COSC) Self-winding mechanical movement with bidirectional rotor system Built-in architecture
Dial:  Black, domed
Crystal:  Domed sapphire crystal
Waterproof:  Waterproof to 200 m (660 ft)
Bracelet:  Riveted steel bracelet with polished and satin finish with folding clasp and safety catch
Five year Guarantee: Five-year transferable guarantee with no registration or periodic maintenance checks required.