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Seiko Astron x GPS Solar ft. 145th Anniversary aka Titanium Skyline (Limited Edition of 2,000 Pieces) Men Formal Hexagon 100m Water Resistant Watch HAB004J1 HAB004 HAB-004 HAB-004J1
Experience cutting-edge innovation with the Seiko Astron series, a premium collection of GPS solar timepieces engineered for global precision. Each model features a lightweight titanium case, sapphire crystal, and Seiko revolutionary GPS technology that automatically syncs to satellites anywhere on Earth. Powered by sunlight, these watches deliver perpetual accuracy without battery changes.
Caliber Number / Movement
5X63 (solar powered)
Power Reserve / Accuracy
Approximately 6 months when fully charged (+/-15 seconds per month without GPS signal)
Crystal
Sapphire crystal (super-clear coating)
Luminous
LumiBrite on hands and indexes
Case / Band Material
Titanium (super-hard coating) case with titanium band (three-fold clasp with push-button release, smart adjuster function)
Water Resistance
100m / 10 bar
Case Size
Thickness: 12.4 mm
Diameter: 43.4 mm
Length: 50.0 mm
Lug width: Integrated
Other Specifications
Seiko Astron x GPS Solar ft. 145th Anniversary aka Titanium Skyline (Limited Edition of 2,000 Pieces)
Made in Japan
Additional silicone band inclusive
LIMITED EDITION on the case back
Magnetic resistance (4,800 A/m)
Allergy-safe metal
Screw case back
DST (daylight saving time)
World time function (38 cities)
Time transfer function (switching between main and sub-dial)
Perpetual calendar (to 28 February 2100)
Chronograph up to 12 hours in 1/20-second increment
Power reserve indicator
Overcharge prevention function
Power saving function (hands stop to save power when left in the dark)
Automatic hand position alignment function
Day, date and dual-time display
Regular timekeeping (analog display)
GPS Function
GPS signal reception function (time zone adjustment, automatic time adjustment, manual time adjustment)
Reception result display function
Satellite acquisition status display function
Function to prevent the GPS signal reception (in-flight mode)
