Seiko Astron x GPS Solar ft. Titanium Skyline aka 145th Anniversary aka Edo Purple (Limited Edition of 2,000 Pieces) Men Formal Round 100m Water Resistant Watch HAB011J1 HAB011 HAB-011 HAB-011J1 Discover the Seiko Astron HAB011, a 145th Anniversary limited edition inspired by the rich heritage of Edo purple. Its layered gradient dial features varying horizontal textures and refined gold accents, framed by lightweight titanium and a ceramic/titanium bezel. Powered by Caliber 5X83 GPS Solar, it delivers world time, dual-time and 1/20-second chronograph technology. Caliber Number / Movement 5X83 (solar powered) Power Reserve / Accuracy Approximately 6 months when fully charged (+/-15 seconds per month without GPS signal) Crystal Sapphire crystal (dual-curved, super-clear coating) Luminous LumiBrite on hands and indexes Case / Band Material Titanium (super-hard coating) case, ceramic / aluminium bezel with titanium / ceramic band (three-fold clasp with push-button release, smart adjuster function) Water Resistance 100m / 10 bar Case Size Thickness: 13.4 mm Diameter: 43.2 mm Length: 49.5 mm Lug width: Integrated Other Specifications Seiko Astron x GPS Solar ft. Titanium Skyline aka 145th Anniversary aka Edo Purple (Limited Edition of 2,000 Pieces) Made in Japan 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)