Seiko Astron GPS Solar 2023 Limited Edition A limited-edition GPS solar watch for the next generation. Stylish colors set this limited edition apart. The black titanium case is accented with red for a powerful and active look. A dial pattern resembling asphalt imbues the watch with a quality matched to the tenacity of the next generation. In addition to a titanium bracelet, a reinforced two-tone silicone strap color-coordinated to match the watch is also included. Specifications Caliber Number 5X53 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 12 Functions Overcharge prevention function Power save function Perpetual calendar to the February 28, 2100 World time function (39 time zones) 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 Size Thickness:12.2mm Diameter:42.7mm Lug-to-lug:48.0mm Crystal Sapphire crystal Crystal Coating Super-clear coating LumiBrite Lumibrite on hands and index(es) Clasp Three-fold clasp with push button release Distance between lugs 14mm Other Details Water Resistance 10 bar Weight 105.0g Features LIMITED EDITION on the case back Serial number engraved on the case back An additional silicone strap is included Clasp with Smart Adjuster function Screw case back