Dear Buyer, Hands, dial and bracelet are aftermarket. 'This watch contains aftermarket customisations without permission from the brand. This could impact the watch value and might void manufacturer warranties. The brand might refuse servicing and repairs to watches modified by unlicensed watchmakers ⸻ Seiko – Bell-Matic Automatic Alarm – Ref. 4006-6000 – Japan – 1970s – Men This listing features an iconic Seiko Bell-Matic 4006-6000 automatic alarm watch, dating from the 1970s. The Bell-Matic series was Seiko’s innovative combination of automatic winding and a mechanical alarm complication, making it one of the most collectible vintage Seiko lines of the era. ⸻ Technical details • Brand: Seiko • Model: Bell-Matic Alarm • Reference: 4006-6000 • Movement: Seiko 4006A automatic alarm, 17 jewels • Case material: Stainless steel • Case diameter: approx. 43 mm (without crown) • Crystal: Acrylic • Functions: Time, day, date, alarm • Bracelet: High-quality stainless steel aftermarket bracelet • Country of manufacture: Japan ⸻ Condition The watch is in good visual condition for its age and shows the attractive patina expected of a genuine 1970s vintage piece. • The hands and bracelet are aftermarket, replaced by an independent watchmaker without Seiko authorization, yet both are of high-quality workmanship and design. • The case, caseback, and movement are original Seiko components. • The sunburst white dial retains its charm, with minimal age-related spots visible under close inspection. • The case lines are sharp, the brushing and polish are clean, and the overall finish remains very well preserved. • The alarm mechanism and automatic movement are functioning correctly. • Recently serviced, with excellent timekeeping performance for a vintage watch. Please examine all photos carefully; they form part of the description. ⸻ Service and maintenance • Fully serviced and cleaned • Polishing in very good condition • Alarm function operates smoothly • No water-resistance guarantee due to the watch’s vintage nature • Vintage watch care is advised (avoid moisture and strong shocks) ⸻ Shipping • Fast and secure worldwide shipping via FedEx, UPS, or DHL • The watch will be photographed and video recorded before packaging for transparency and safety • Import duties, VAT, customs taxes, or other related fees are the buyer’s responsibility ⸻ Summary A fine example of the Seiko Bell-Matic 4006-6000, combining technical ingenuity with distinct 1970s design. With its mechanical alarm complication, original case and movement, and deep blue dial, this piece represents one of Seiko’s most iconic mechanical innovations. A standout addition to any vintage Seiko collection or for enthusiasts of mechanical alarm watches.