TUDOR watch. Black Bay 39 S&G. Steel and yellow gold case and bracelet. 39mm case. Synthetic sapphire crystal. Champagne dial with diamond hour markers. Full diamond bezel. Yellow gold screw-down winding crown with TUDOR rose in relief. Self-winding mechanical movement with bidirectional rotor system. Manufacture Caliber MT5602. Power reserve of approximately 70 hours. Chronometer.