This is a quartz watch, model 3803-7030, released by Seiko in 1973. The Seiko Quartz 3803 (commonly known as "38 Quartz") is a high-end quartz watch movement manufactured by Seiko in the early 1970s (around 1973). It was used in the "QR" series, which was a higher-grade model following the King Quartz. It was a representative of analog quartz watches, which were still considered luxury items at the time. The day can be adjusted by pulling the crown one step, but the day of the week cannot be changed. The calendar itself is working. Size: 37 x 41 mm, thickness 11 mm (width does not include the crown) A third-party, adjustable stainless steel band is attached. Regarding the condition, there may be omissions in the description, so please comment if you have any concerns. Appearance: There are scratches on the crystal and case. It works without problems, but there is no guarantee of battery life. 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 shipping via Yamato's Nekopos. However, we are not responsible for any loss or damage to the package. In case of 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 via Kuroneko Yamato or Yu-Pack cash on delivery, with the buyer paying the shipping costs. If you wish to use the above shipping methods, please be sure to let us know before purchasing. We will change the listing and relist it. Changes cannot be made after purchase, so it will be shipped via Nekopos. If you purchase as is, we will assume that you have understood and accepted the risk of loss during shipping, so please understand. Antique Vintage Old Retro Space Age