Case and strap with the normal signs of wear for a watch that is approximately 40 years old. The high solid steel case has a diameter of approx. 41 mm x 49 mm. The height is 10 mm. This model is called "helment" due to its shape.Dial is cream white, with day and date display; with with quick-set. A firm press sets the date and days. The automatic movement runs accurately. Cal. 6139-7100 Seiko screw back with normal signs of wear. Mineral glass still is still unscratched. Equipped with the origin
