Excellent condition Seiko ASTRON GPS Solar Watch Solar GPS Satellite Radio Wave Watch Genuine Crocodile Leather Belt SBXB023 8X series. This is a discontinued model and was a very popular one. Case diameter (H): approx. 44.6mm Case diameter (W): approx. 44.6mm Wrist circumference (approx. cm): approx. 21cm (Reference retail price: 264,000 yen) Solar charging, GPS reception, and other functions have been confirmed to be working. The belt has been replaced once and is in beautiful condition. There are some minor scratches, so please refrain from purchasing if you are sensitive to such details.