GMT II - 43,0 mm,GMT II - 43,0 mm,Zenith Chronomaster Open Power Reserve Black Dial Automatic 03.2080.4021/21.C496 YEN44X - Beverly Hills Watch,Grand Seiko Mechanical Hi-Beat GMT | Grand Seiko Online Boutique | The Official UK Online Store,Zenith Chronomaster Open Power Reserve Black Dial Automatic 03.2080.4021/21.C496 YEN44X - Beverly Hills Watch,