Seiko Astron SSH019 GPS Solar Quartz Dual Time Stainless Steel Blue Dial presage 1Dial: Black dial with light

1Dial: Black dial with light brown indexes

4 Daily Alarms and 1 Snooze Alarm

Measure your heart rate with the optical sensor

date and day of the week display Citizen Eco Drive - no more battery change Supplied in original Retail Packaging (where packaging is applicable)

Lug width: 20 mm

Seiko Astron SSH019 GPS Solar Quartz Dual Time Stainless Steel Blue Dial presage 1Dial: Black dial with lightToday, 50 years after the Seiko Quartz Astron ushered in the quartz revolution, the enduring popularity, ubiquity and versatility of this remarkable technology have all been proven beyond any expectation. The Quartz Astron changed the way the world told time, astonishing people with its accuracy of +5 to 5 seconds per month. It also shaped the whole future of the electronics industry as several of its inventions, including the tuning fork shaped