Seiko Astron Stainless Steel GPS Solar 43.3 MM Watch SSH155J1 Nike which is solar powered and

which is solar powered and extremely accurate

ISO 6425 certification

All of these innovative designs and technologies created a much thinner watch

Distance between lugs :22mm

while the cathedral shaped hands give a vintage look to the timepiece

Seiko Astron Stainless Steel GPS Solar 43.3 MM Watch SSH155J1 Nike which is solar powered andMovement Caliber Number 5X83 Movement Type GPS solar Precision 15 seconds per month (without receiving a GPS signal and at temperatures between 5C and 35C ) Power reserve Operating for approx. 6 months (when fully charged), power save: approx. 2 years Jewels 14 Functions Overcharge prevention function Power save function Chronograph up to 12 hours in 1 20 second increments Perpetual calendar to the february 28, 2100 World time function (38 cities)