Seiko Astron Morning Star 3X62 Solar GPS Limited Edition - SSJ021J1 Grey Case or the GX-56 digital watch

or the GX-56 digital watch with large case

diver extension and push-buttons

BuckleInterchangeable quick release bracelet

logo and hands are enhanced with Super-LumiNova® to enable prolonged vision in the dark

6 months (when fully charged)Watch Case

Seiko Astron Morning Star 3X62 Solar GPS Limited Edition - SSJ021J1 Grey Case or the GX-56 digital watchMovement Caliber Number 3X62 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 10 Functions Overcharge prevention function Power save function Perpetual calendar to the february 28, 2100 Power reserve indicator GPS signal reception function (Time zone adjustment, automatic