![A Grand Seiko quartz GMT watch celebrates the 140th anniversary of the company's foundation. | Grand Seiko A Grand Seiko quartz GMT watch celebrates the 140th anniversary of the company's foundation. | Grand Seiko](https://www.grand-seiko.com/my-en/-/media/Images/GlobalEn/GrandSeiko/Home/news/20210510/20210510img01jpg.jpg)
A Grand Seiko quartz GMT watch celebrates the 140th anniversary of the company's foundation. | Grand Seiko
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Vol.9 The Quartz GMT caliber. A breakthrough after 25 years.: Caliber 9F86, the uncompromising GMT watch caliber | The 9F and 9S calibers in nine chapters | Grand Seiko
![A Grand Seiko quartz GMT watch celebrates the 140th anniversary of the company's foundation. - Watch I Love A Grand Seiko quartz GMT watch celebrates the 140th anniversary of the company's foundation. - Watch I Love](https://i0.wp.com/storage.googleapis.com/stateless-watchilove-com/2021/05/bd79be70-grand-seiko-quartz-gmt-sbgn023_c-1024x725.jpg?resize=1024%2C725&ssl=1)