Grand Seiko 56GS Hi-Beat 5646-7010 – März 1973 – Day-Date, Suwa, revidiert Taucheruhr A rare combination of:

A rare combination of:

while the time display still operates via a mechanical gear train

ein doppelt gewölbtes Saphirglas mit Antireflexbeschichtung und 100 m Wasserdichtigkeit sorgen für Robustheit und Alltagstauglichkeit

the gold lettering "CITIZEN QUARTZ"

gold-framed baton indices with luminous material

Grand Seiko 56GS Hi-Beat 5646-7010 – März 1973 – Day-Date, Suwa, revidiert Taucheruhr A rare combination of:The Grand Seiko 56GS Hi Beat, Ref. 5646 7010 from March 1973, offered here is no "close relative" of the top class it is the top class. For collectors seeking Japanese watchmaking at its highest vintage level, it is one of the most beautiful entry points into the world of mechanical Grand Seiko. What Grand Seiko means: Launched in 1960, Grand Seiko had an uncompromising goal from the outset to build the best watch in the world and challenge the top