5X Dual-Time

The most advanced ever.
The world’s first GPS solar watch takes things to the next level.

News

2020.9.8
Topics
<Seiko Astron>Kintaro Hattori 160th Birthday Limited Edition special page is now available.
2020.3.5
Topics
5X53 Dual-Time Sport Titanium special page is now available.
2020.1.29
Topics
Turning Point for the Seiko Astron special page is now available.
2020.1.14
Topics
Novak Djokovic 2020 Limited edition special page is now available.
2019.11.22
Topics
The remarkable achievement of the Seiko Quartz Astron lives on. special page is now available.
2019.10.31
Press Release
A tribute to a watchmaking revolution. The 50th anniversary of the Quartz Astron is celebrated in a limited edition GPS Solar watch.
2018.10.12
Press Release
Caliber 5X powers our most advanced ever Astron GPS Solar collection.

Features

5X Series Features

Lineup