Solar Astron watch with GPS function. Features chronograph and date display. Battery replaced on 2025/11/2. The battery should last at least 7 years, and up to 10 years, with normal use. Disassembly cleaning and button packing replacement have been done. Both the crown and buttons operate smoothly. GPS reception check outdoors confirmed a maximum of 6 GPS receptions. Body only. If you have any questions, please reply in the comments. - Brand: SEIKO - Wrist size: 170-175mm - Bezel: 41mm Thank you for viewing. *Please purchase only if you understand that this is a used item. *Please note that we cannot guarantee the operation after shipping due to the precision of the device.