Current Production
Astron GPS Solar Dual Time Chronograph
SEIKO HAB001
MSRP
$2,700 USD
Verified Aug 18, 2026
Case diameter43.4 mm
Lug-to-lug50 mm
Thickness12.4 mm
Case materialTitanium case with super-hard coating
CrystalSapphire crystal with super clear coating
Water resistance100 m
MovementGPS Solar Chronograph, Caliber 5X63, Powered by light energy - no battery change required, Power reserve: approximately 6 months once fully charged
Calibre5X63
DialBlue
Bracelet or strapTitanium bracelet with super-hard coating
Specifications as published by Seiko →
Last verified Aug 18, 2026