[New Battery / Functional / Wristwatch] Operation confirmed (including crown functions). Currently running; ready for immediate use. ◆ Product Information [Brand] SEIKO [Model Number] 2P21-5D10 [Materials] Base metal / Stainless steel case back [Dial] Gold [Movement] Quartz [Case Size] Approx. 18.3mm (excluding crown) [Weight] Approx. 20.5g [Lug Width] Approx. 0.9cm [Wrist Size / Max] Approx. 17.0cm [Accessories] None *Any included accessories are shown in the photos. ◆ Additional Information This is a vintage SEIKO ladies' watch manufactured in May 1988. It features a compact oval case and a gold color scheme characteristic of the 1980s. The design is simple yet elegant, combining an elongated oval case with a gold dial, slender bar indices, and a three-hand display. Its compact size makes it easy to wear, almost like a piece of jewelry.