[Introduction] Seiko Bell-Matic Ref. 4006-7012, an automatic mechanical watch equipped with Seiko’s in-house alarm movement Cal. 4006 (27 jewels). This model features a clean silver-tone dial with applied baton hour markers, day-date display, and a dedicated alarm function operated via the additional crown. The stainless steel case is paired with a matching Seiko stainless steel bracelet. [Historical & Collector Value] The Seiko Bell-Matic series was introduced in the late 1960s as one of the brand’s notable mechanical alarm watches. Powered by the Cal. 4006 movement, it combines automatic winding with an integrated alarm complication, representing an important chapter in Seiko’s technical development. The 4006-7012 reference reflects the practical yet refined design language of early 1970s Seiko watches and remains collectible among enthusiasts of vintage Japanese mechanical timepieces. Specifications ◇Brand: Seiko ◇Model: Bell-Matic ◇Reference number: 4006-7012 ◇Movement: Automatic (Cal. 4006, 27 jewels) ◇Functions: Time, Day-Date, Mechanical alarm ◇Dial color: Silver ◇Case material: Stainless steel ◇Case size: 37 mm (excluding crown) ◇Case back markings: STAINLESS STEEL 4006-7012 WATER RESISTANT / Serial No. 370062 ◇Bracelet: Seiko stainless steel bracelet ◇Country of manufacture: Japan ・Condition The watch shows surface marks consistent with age and normal use. The dial appears clean with minor signs of aging visible in the photos. The case and bracelet show light wear. The day-date display and alarm crown are present. Please refer to the photos for detailed condition. ・Service History Operational checks have been performed, including confirmation of basic time-setting, winding rotor movement, calendar adjustment, and alarm setting. As this is a vintage mechanical watch, future maintenance may be required depending on usage and the buyer’s standards. ・Shipping & Customs The watch will be carefully packed and shipped from Japan. International shipping is available. Customs duties, import taxes, and related fees are the responsibility of the buyer.