[Product Description] This is a SEIKO wristwatch, the Seiko-Matic Weekdater “6206-8100.” The Seiko-Matic Weekdater (Ref. 6206-8100) is a historic Seiko automatic men’s wristwatch manufactured in the 1960s. The black-dial version of this model is highly rare, and examples in good condition are even more valuable. With its practical functional beauty and understated design, this piece allows you to fully enjoy the unique charm of the vintage era. [Product Information] Brand: SEIKO Series: Seiko-Matic Weekdater Model Number: 6206-8100 ・In working condition ・Non-original strap [Important Notes] ・Depending on your country of residence, additional customs duties or import taxes may apply. ・Any additional fees related to customs clearance are the responsibility of the customer. ・Please check the laws of your country of residence in advance to determine whether import duties or taxes apply. The seller is not responsible for any costs associated with importing the product. ・If you cancel or decline your purchase, you are responsible for any risks, shipping costs, import duties, etc., incurred when returning the product to the seller. ・Since the declared value affects the insurance value, you may not list the product’s price lower than its actual value or declare it as a “gift.”