[Introduction] This Seiko Astron 7X52 represents one of the brand’s most advanced achievements in modern watchmaking—combining GPS Solar technology with practical world-time functionality. Designed for reliability and precision, it is an ideal companion for collectors seeking innovation backed by Seiko’s long-standing expertise. [Historical & Collector Value] The Seiko Astron line holds a special position in horological history. As the world’s first GPS Solar watch series, Astron showcases Seiko’s pioneering spirit by allowing the wearer to adjust to global time zones automatically through satellite connection. The 7X52 generation in particular is appreciated among collectors for its early and highly functional implementation of GPS time-sync, marking an important milestone in Seiko’s technological evolution. Specifications ◇Brand: Seiko ◇Model: Astron ◇Reference Number: 7X52-0AB0 ◇Movement: Seiko GPS Solar (Cal. 7X52) ◇Case Material: Stainless steel with ceramic bezel ◇Strap Material: Rubber strap with Seiko folding clasp ◇Case Size: Approx. 45 mm ◇Functions: GPS time-sync, world time, 24-hour sub-dial, date display, power reserve indicator, DST function ◇Serial Number: 480009 (visible on case back) ・Condition The watch is in good overall condition with minor signs of use on the case and clasp, consistent with normal wear. The dial, hands, and markers remain clean and legible. All major functions—including GPS sync, timekeeping, and sub-dials—have been tested. ・Service History Operational check completed Movement and functions inspected Although functioning, please note: battery replacement or overhaul may be required depending on future usage. ・Shipping & Customs The watch will be shipped securely with tracking. International buyers are welcome; customs duties and import taxes are the responsibility of the buyer.