Seiko Actus, manufactured in 1974 by Seiko. Automatic 6106-7690 25 jewels, men's watch. The day can be corrected by lightly pressing the crown, and the day of the week can be changed by pressing the crown firmly. The day of the week is displayed in a halfway position after pressing, but it will be displayed in the correct position if you gently pull the crown back. The day of the week is displayed in Japanese and English. The calendar starts changing around PM 7:00. Body size: Width 37 x Height 40 mm Thickness 9 mm (Width does not include the crown) The original Actus stainless steel band is attached. Wrist size: Approximately 18cm The current daily rate is operating at around ±1 minute on a flat surface. It is operating within the accuracy described, but the overhaul history is unknown, so please consider it as a guide only. Also, as it is an old item, there may be errors in accuracy depending on the environment, posture, and temperature after the purchase. Regarding the accuracy after arrival, please accept an error of ±5 minutes as an acceptable range. Please understand that this is a purchase on the premise of maintenance. Regarding the condition, there may be omissions in the description, so please comment if there are any areas of concern. Appearance: The surface of the windshield is clean. There is some damage to the dial, and there are scratches and scuffs on the case. We have not performed a waterproof test, so we cannot guarantee waterproofing. Notes regarding the shipping of watches and small items: Shipping costs will be covered by us only for shipping via Yamato's Nekopos. However, we cannot guarantee the loss of packages. In the event of a loss, the compensation for Nekopos is 3000 yen. There is no further guarantee. The difference after deducting the compensation will not be returned. If you wish to avoid the risk of loss, we will ship by Kuroneko Yamato or Yu-Pack cash on delivery, and the shipping costs will be borne by the buyer. If you wish to use the above shipping method, please be sure to let us know before purchasing. We will change it and relist it. Changes cannot be made after purchase, so it will be shipped by Nekopos. If you purchase it as is, we will assume that you have purchased it with the understanding of the risk of loss during shipping, so please understand. Antique Vintage Old Retro Space Age Watch watch vintage SEIKO CITIZEN rare