Grand Seiko, the latest Spring Drive and Hi-Beat movements and Ever-Brilliant Steel. A perfect combination. | Grand Seiko
Grand Seiko, Calibre 9SA5 Hi-Beat 36000, 80 heures | GPHG
Vol. 2 La série 9S Hi-Beat 36000. L'un des plus grands défis de l'horlogerie. | The 25th anniversary of the 9S mechanical calibers 25 years of innovation and evolution | Grand Seiko