Vintage Chinese-made "Shanghai" 17-jewel men's manual winding wristwatch. It has a simple, timeless design. Face size: Width (including crown): Approximately 3.8cm Wrist circumference: Up to approximately 19cm Lug width: 18mm Please allow for some minor errors. There are minor scratches, scuffs, stains, and dial discoloration due to use and aging. The photos focus on noticeable scratches and stains, but there may be other imperfections not visible in the images. Please understand this beforehand. As this is a used item, please refrain from purchasing if you are looking for a perfect product. The strap is unused but is an aftermarket product, so please consider it as a service. This is a manual winding watch. Please wind the crown to use. It is in working order. The time is generally accurate. If you require greater accuracy, please consider purchasing with the assumption of an overhaul. (We confirm the operation of manual winding watches at the time of listing and shipping. Manual winding watches are not as precisely accurate as battery-powered watches. Please understand that there may be a time difference of a few minutes per day depending on the position, etc. We list items that we judge to be generally accurate. Also, to reconfirm the condition of manual winding watches, it takes 2-3 days to ship. Thank you for your understanding.)