Seiko Actus Big Case Automatic 6106-7470, released by Seiko in 1971. The day can be corrected by lightly pressing the crown, and the day of the week can be corrected by pressing it firmly. When pushed in, the return is slightly poor, so if you gently return it with your nail, You can use it without any problems. Time correction is done by pulling out one step. The day of the week is displayed in Japanese and English. Body size: Width 36 x Height 40 mm Thickness 12 mm (Width does not include the crown) A new leather band is attached. The current daily difference is operating at around ±1 minute on a flat surface. Although it operates with the accuracy described, the overhaul history is unknown, so please consider it as a guide only. Also, because it is an old item, there may be errors in accuracy depending on the environment, posture, and temperature after the successful bid. Regarding the accuracy after arrival, please accept an error of ±5 minutes as an acceptable range. Please purchase on the premise of maintenance. Regarding the condition, there may be omissions in the description, so if you have any concerns, please comment. Appearance: There are slight scratches on the case and windshield. 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 are not responsible for 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 money cannot be returned. If you want to avoid the risk of loss, we will send it by Kuroneko Yamato or Yu-Pack cash on delivery, and the shipping cost 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 thank you. Antique Vintage Old Retro Space Age Watch watch vintage SEIKO CITIZEN Rare Rare Showa Retro Rare