This is a model from the Seiko Astron SBXC053X series. ★★★Available only in Japan! ■Condition: Working Although it has been used slightly, the watch is in good condition with no scratches on the face or other visible parts. All functions, including radio wave reception, are working properly and ready to use. ★★★Accessories: Original box, instruction manual, and Astron card. Key Features ■GPS Solar Function: Receives radio waves from GPS satellites and automatically displays the accurate time for your current location. ■Dual Time Display: Convenient for global travelers, this watch displays the time in two time zones. ■Automatic Time Zone Correction: Equipped with a high-speed time zone correction function, it quickly corrects the time when traveling to a different time zone. ■Perpetual Calendar: It also features a perpetual calendar function that eliminates the need for date adjustment. ■Design: The design is inspired by the world's first quartz watch, the Quartz Astron, released in 1969. The black bezel and matte black dial give a sleek impression to a watch that can often appear large. ■Material: Stainless steel is used, and the Zaratsu polishing brings out the fine quality of the material. ★★★Shipping: To ensure the highest quality, the item will be carefully packaged and shipped in a box. We generally ship via DHL or Japan Post. ※※Please note that customs duties may be incurred once the item arrives in your local area, so please be aware of this. ※※You may receive phone calls or emails from your country's customs office or shipping company regarding customs clearance. Please make sure you are available to answer the phone. We sincerely hope that your item arrives safely and that you are satisfied with your purchase. We appreciate your understanding and cooperation in order to ensure a smooth transaction.