The Seiko Astron HAB002J1 is a men's GPS solar watch crafted with a titanium case featuring a super-hard coating for durability and lightweight comfort. Powered by the innovative Calibre 5X63 movement, it connects to the GPS network for precise time zone adjustment and automatic time correction anywhere in the world. The sapphire crystal with a super-clear coating protects a dial with LumiBrite hands and indexes, while the easy-adjust three-fold clasp ensures a secure fit.

This timepiece offers a comprehensive suite of functions including a perpetual calendar, dual-time display, chronograph, and a power reserve indicator. With a 10 bar water resistance and magnetic resistance of 4,800 A/m, it is built for daily reliability. The watch also features an allergy-safe metal composition, a quick-change system for the strap, and a screw case back.

Brand	Seiko
Model Number	HAB002J1
Product Type	Men's Watch
Movement Type	GPS Solar
Calibre Number	5X63
Case Material	Titanium (super-hard coating)
Case Thickness	12.4 mm
Case Diameter	43.4 mm
Lug-to-Lug Distance	50.0 mm
Crystal	Sapphire crystal
Crystal Coating	Super-clear coating
LumiBrite	LumiBrite on hands and index(es)
Clasp	Easy-adjust three-fold clasp with push button release
Distance Between Lugs	14 mm
Water Resistance	10 bar
Magnetic Resistance	4,800 A/m
Precision	±15 seconds per month (without receiving a GPS signal and at temperatures between 5°C and 35°C)
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 24 hours in 1/20 second increments, Perpetual calendar to the february 28, 2100, World time function (38 cities), 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, manual time adjustment), Satellite acquisition status display function, Reception result display function, DST (Daylight Saving Time), Function to prevent the GPS signal reception (in-flight mode), Automatic hand position alignment function
Features	Allergy-safe metal, Quick-change system, Screw case back

Seiko Astron Men's GPS Solar Titanium Watch

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