This is an automatic winding men's watch, the Auto Dater, released by Citizen. The calendar correction is a 0 o'clock reciprocating type. The "day" is corrected around 6:00 AM. The band is an aftermarket stainless steel band. Wrist size: Approximately 18.5cm Body size: W: 38 mm x 44 mm (including lugs) Thickness: 10 mm The current daily rate is operating at around ±1 minute when laid flat. It is basically operating within the accuracy described, but the overhaul history is unknown, so please consider it as a guide only. Also, because it is an old item, there may be accuracy errors depending on the environment, posture, and temperature after 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: There is some slight dirt on the dial and fine scratches on the case, but it is in relatively good condition for an old item. We have not performed a water resistance test, so we cannot guarantee water resistance. Regarding the shipping of watches and small items: We will cover the shipping costs only for shipments via Yamato's Nekopos. However, we are not responsible for the loss of packages, etc. The compensation for loss in the case of Nekopos is 3000 yen. There is no further guarantee. The difference after deducting the compensation money cannot be returned. If you wish to avoid the risk of loss, we will send it by Kuroneko Yamato or Yu-Pack cash on delivery, with the shipping costs 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 rare Showa retro rare