Introduction This is a vintage SEIKO Seikomatic Weekdater men's automatic wristwatch, reference 6206-8980, featuring a classic silver-tone dial, gold-tone case, day-date display, and a 26-jewel automatic mechanical movement. The dial carries the distinctive "Seikomatic Weekdater" signature together with "Diashock 26 Jewels," giving the watch a strong period character. Applied gold-tone hour markers and the separate day and date displays create an elegant and recognizable vintage Seiko appearance. Historical & Collector Value The Seikomatic line represents an important chapter in Seiko's development of refined automatic wristwatches. The Weekdater models are especially interesting for their practical calendar configuration, combining both day and date indications with Seiko's automatic mechanical technology. The caliber 6206 family belongs to Seiko's earlier generation of automatic movements and is appreciated by collectors interested in the evolution of Japanese mechanical watchmaking. This reference combines a 26-jewel automatic movement, classic dress-watch proportions, and period gold-tone styling, making it an appealing piece for collectors of vintage Seiko and mid-century Japanese watches. Specifications - Brand: SEIKO - Model: Seikomatic Weekdater - Reference: 6206-8980 - Movement: Automatic mechanical - Caliber: 6206 - Jewels: 26 jewels - Functions: Time, day, date - Dial: Silver / white-tone - Case finish: Gold-tone - Case back: Stainless steel - Case diameter: Approx. 36 mm - Bracelet: Metal expansion bracelet - Wrist circumference: Approx. 14.5 cm - Gender: Men's - Condition: Pre-owned / Vintage - Operation: Running at the time of listing - Accessories: None Measurements are taken manually and slight differences may occur. Condition The watch is currently running at the time of listing. The crystal has visible line scratches. The case and bracelet show scratches, dirt, discoloration, and general wear consistent with age and previous use. The gold-tone finish also shows age-related wear. Important: the crown is seized and cannot currently be pulled out or operated. Therefore, time-setting and calendar-setting operations could not be confirmed. Although the movement is currently running, detailed functional testing has not been carried out because of the crown condition. Please inspect all photographs carefully for the exact cosmetic condition and take the crown issue into consideration before bidding. This is a pre-owned / vintage watch. It has signs of use such as scratches, small marks, fading, and wear due to age. Please check all photos carefully, as they are an important part of the description. The watch is running at the time of listing. Time setting and basic functions have been checked unless otherwise stated. Long-term accuracy has not been tested. As this is a used/vintage watch, maintenance or overhaul may be required after purchase. Water resistance is not guaranteed, even if the case or dial has water-resistance markings. Only the items shown in the photos are included. If box, papers, spare links, or accessories are not shown or mentioned, they are not included. Please understand that the condition of vintage watches can be subjective. I describe the item as accurately as possible, but minor signs of age and use should be expected. Service History The watch is running at the time of listing. No overhaul or detailed technical inspection has been carried out for this listing. Because the crown is seized, the crown cannot be pulled or operated, and time-setting and calendar-setting functions have not been confirmed. Long-term accuracy has not been tested. Shipping & Customs The watch will be carefully packed for international shipping. Import duties, VAT, customs clearance fees, and any other charges imposed by the destination country are the responsibility of the buyer. These charges are not included in the purchase price or shipping cost. IMPORTANT – Customs & Import Taxes If customs duties / VAT are not paid by the buyer, the parcel cannot be delivered and will be returned. In such cases, the sale will not be refunded. Please make sure to pay all customs charges promptly.