Management Number 0622 0527E7552 538 SEIKO is a watchmaking brand that Japan can proudly present to the world. This is an elegant and delicate ladies' wristwatch representative of the brand's output from the 1980s to 1990s. It is equipped with the ultra-compact, slim quartz caliber "2C21," which beautifully accentuates a woman's wrist with a light and refined wearing experience akin to a bracelet. The watch is currently running accurately as a working piece. The refined square case harmonizes beautifully with a minimal, uncluttered dial, evoking the classical and intellectual atmosphere unique to antique and vintage timepieces. It is a timepiece that elevates the everyday, suitable for formal office-casual attire as well as polished casual coordinates on days off. Brand: SEIKO Model Number: 2C21-5180 Gender: Women's Movement: Quartz Working / Non-working: Working Serial Number: 600366 This item is pre-owned and may show signs of use such as scratches, wear, and age-related deterioration. Please refer to the photos for the condition. The watch is confirmed to be running at the time of listing; however, only a short and basic functionality check has been performed. Long-term accuracy and continuous operation have not been tested and are not guaranteed. For quartz watches, the battery level is unknown and replacement may be required after delivery. For mechanical watches, daily accuracy, internal condition, and service history are unknown. Water resistance is not guaranteed. Only the items shown in the photos are included. This item is sold as-is. Please bid with full understanding. We will ship via DHL or FEDEX to arrive within 5 days.