Black Bay GMT

Manufacturer's Reference #: M79830RB-0010 Collection: Black Bay GMT Case: 41mm 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: Domed opaline dial with a galvanic finish 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