Seiko Astron GPS Solar 42.7mm Watch Grad for her 10 Bar (100 meters /

10 Bar (100 meters / 330 feet) Water Resistance: Suitable for everyday use and recreational water activities

The watch is driven by the OMEGA calibre 4061

Hamilton provided thousands of watches for the military

Lug Distance: A comfortable 15 mm lug distance ensures a snug fit around the wrist

Seiko Astron GPS Solar 42.7mm Watch Grad for her 10 Bar (100 meters /Features: Caliber: 5X53 Jewels: 12 Overcharge Prevention Function Power Save Function Perpetual Calendar To The February 28, 2100 World Time Function (39 Time Zones) Dual Time Function Day Display Power Reserve Indicator GPS Signal Reception Function Satelite Acquisition Status Display Function Reception Result Display Function DST (Daylight Saving Time) Automatic Hand Position Alignment Function Case Size: 42. 7mm Dial Colour: Blue LumiBrite On Hands