Seiko Astron SSH109J1

Seiko Astron GPS Solar Chronograph SSH109J1 Titanium GPS Chronograph ‘Solidity’

Specifications :

Model No. SSH109J1
Caliber Number 5X53
Movement Type GPS solar
Accuracy ±15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C )
Duration Operating for approx. 6 months (when fully charged), power save: approx. 2 years
Jewels 12
Case Material Titanium (super-hard coating)
Case Thickness 12.2mm
Case Diameter 42.7mm
Lug-to-lug 48.0mm
Sapphire crystal
Crystal Coating Super-clear coating LumiBrite
Lumibrite on hands and index(es)
Clasp Three-fold clasp with push button release
Lug width 14
Functions :
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, Time transfer function (Switching between the main-dial and sub-dial), GPS signal reception function (Time zone adjustment, automatic time adjustment), Satellite acquisition status display function, Reception result display function DST (Daylight Saving Time), Function to prevent the GPS signal reception function from working (in-flight mode), and Automatic hand position alignment function