HAB002 Astron ASTRON GPS SOLAR DUAL-TIME CHRONOGRAPH Astron GPS Solar Dual-Time Chronograph. Extending the legacy of the Seiko Astron, the world’s first commercially available quartz watch, today’s Astron is designed for a new generation of leaders to break through to a new future with excellence in both innovation and style. Strong and distinctive, with its perfectly sculpted octagonal titanium bezel, this dynamic timepiece combines solid tailoring with the highest degree of accuracy possible in a wristwatch, equipped with Seiko’s 5X63 GPS solar caliber. The precision watch offers 1/20 second chronograph timing and dual-time functionality with a daylight saving time function, power save function, perpetual day/date calendar correct to the year 2100, and a time transfer function that allows the user to switch the main time and dual time indications with the push of a button, all powered by light energy with no battery change required. The textured black dial showcases a deeply embossed pattern, three-dimensional applied indices, three subdials with a contrasting finish, and LumiBrite hands and markers for visibility in low-light conditions. Crafted of light and durable titanium, with a super-hard coating for enhanced scratch resistance, this superb timepiece includes a sapphire crystal with super-clear coating, secure screwdown caseback, and an easily changeable bracelet with a tri-fold push button release clasp with Smart Adjuster function. 10 bar, 100M Water Resistant. Movement Caliber Number 5X63 Movement Type GPS solar 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 Case/Band Case Material Titanium (super-hard coating) Case Size Thickness:12.4mm Diameter:43.4mm Lug-to-lug:50.0mm 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 Other Details Water Resistance 10 bar Magnetic Resistance 4,800 A/m Features Allergy-safe metal Quick-change system Screw case back **This item is brand new and will come with the original box and papers. We are authorized SEIKO dealers, which means you will receive the manufacturer's warranty with your purchase.