Introduction This is a Seiko Astron GPS Solar, a timepiece that combines advanced technology with the brand’s longstanding reputation for innovation. The Astron line is renowned for being the world’s first GPS solar watch, offering unparalleled accuracy by adjusting to your exact time zone anywhere in the world. Historical & Collector Value The Seiko Astron represents a milestone in horology. First launched in 2012, it redefined what a modern watch could achieve by combining solar charging with GPS synchronization. Collectors value this model not only for its technological innovation but also for its practical reliability, making it a desirable piece for both daily wear and long-term investment. Specifications Brand: Seiko Model: Astron GPS Solar Reference: 8X53-0BB0-2 Movement: Seiko Cal. 8X53 GPS Solar Quartz Case Material: Titanium with Ceramic elements, Rose Gold-tone finish Strap Material: Rubber strap with deployant clasp Case Size: Approx. 45 mm Water Resistance: 20 bar (200m) Serial Number: 871359 Functions: GPS time synchronization, World Time, Perpetual Calendar, Dual Time, Daylight Saving Time, Power Reserve indicator Accessories: Original Seiko box, instruction manuals, Japanese guarantee card Condition The watch is in excellent working order, with all functions tested and confirmed. The case shows light signs of use consistent with careful wear. The dial, hands, and crystal are clean and intact. Service History Fully inspected and tested Confirmed all functions are operating correctly, ensuring peace of mind for the next owner Shipping & Customs International shipping will be handled with care and tracking. Please note that any customs duties or import taxes are the responsibility of the buyer.