【About the Product】 This is the SEIKO Seicomatic “5606-7231”. This model is an automatic winding wristwatch manufactured in the 1970s. It features a day-date function and boasts a beautiful blue gradient dial. The serial number confirms it was manufactured in November 1974. We offer high-quality vintage watches. 【Appearance】 ・Minor scratches and dirt overall ・Non-original strap 【Function】 ・Date adjustment via crown is slightly unstable ※(Occasionally becomes sluggish. In such cases, operating the calendar or pulling the crown back will restore movement.) ※(Day-date changes at scheduled times function correctly) ※Regarding automatic winding accuracy: We do not perform precise mechanical daily rate measurements. While significant errors are unlikely, please be aware of this. ※Water resistance is not guaranteed for vintage watches. 【About Product Descriptions】 Product descriptions are based on our subjective evaluation. Describing the condition of vintage items is often challenging. We will upload images highlighting any points of concern whenever possible; please review these. 【Important Notice】 Import duties, taxes, and fees are the responsibility of the buyer. Before bidding, please check with your country's customs office regarding these additional costs. Delivery typically takes approximately one to two weeks from shipment.