The Seiko Astron SBXB089 (SSE089) is the world's first GPS solar watch. Condition: Tested and working. It has been used very rarely and is in good condition. There are some minor scratches, but please see the photos for details. Band Size: Approx. 17cm Crystal: Sapphire crystal with super clear coating ★★★Receives GPS satellite signals to automatically adjust the time to the correct time anywhere in the world. ■GPS Solar: Converts light energy into electricity and receives GPS signals to automatically adjust the time and time zone. Displays accurate time without requiring a power source. ■World Time Function: Supports 40 time zones worldwide and switches to local time with the press of a button. ■Materials and Design: This model combines a lightweight and durable titanium case and band with a ceramic bezel. The black dial and super clear coated sapphire crystal ensure excellent visibility. The hands and indices are Lumibrite-coated, allowing you to read the time even in the dark. ■High Accuracy: Even without a GPS signal, the watch boasts high accuracy of ±15 seconds per month. ■Water Resistance: Water resistant to 10 ATM, it can withstand everyday use even when wet. ★★★Shipping Information: To ensure the highest quality, your watch will be carefully packaged and shipped in a box. We usually ship via DHL. ※※Please note that customs duties may be incurred when the product arrives in your area. ※※You may receive a phone call or email from your country's customs or shipping company regarding customs clearance procedures. Please be sure to answer the phone. We sincerely hope that your product arrives safely and to your satisfaction. We appreciate your understanding and cooperation to ensure a smooth transaction.