Brand: Seiko Model: Quartz Reference Number: 7820-5390 Movement: Quartz – Seiko Calibre 7820 Case Material: Stainless steel Case Diameter: Approx. 29 x 29 mm (excluding crown) Case Shape: Cushion / square case Dial: Silver dial with diagonal stripe pattern and minimalist dot hour markers, signed Seiko Quartz Functions: Hours, minutes Crystal: Mineral crystal Crown: Signed crown Strap: Black leather strap – approx. 19–20 cm wrist size Year of Manufacture: Circa 1980s Condition: Very good vintage condition – light signs of wear consistent with age Extras: No box, no papers Gender: Unisex Description A stylish Seiko Quartz reference 7820-5390, featuring a distinctive square cushion case and elegant minimalist dial design. The watch showcases a silver dial with diagonal stripe texture and subtle dot hour markers, giving it a refined and modern vintage aesthetic typical of Seiko designs from the 1980s. Powered by the reliable Seiko Calibre 7820 quartz movement, the watch offers accurate and dependable timekeeping with minimal maintenance. With its 29 mm square case, the watch presents a balanced unisex design, suitable for both men and women who appreciate classic vintage Seiko styling. A clean and elegant Japanese vintage quartz watch, combining simplicity, reliability, and timeless design. Service & Shipping The watch has been tested and is running properly at the time of listing. Fast and secure worldwide shipping via DHL / UPS / FedEx with tracking and careful packaging. Please note: Any customs duties, import taxes, or additional fees are the buyer’s responsibility.