{"product_id":"vintage-1968-japan-seiko-bell-matic-weekdater-4006-7000-27jewels-automatic-1","title":"Vintage 1968 JAPAN SEIKO BELL-MATIC WEEKDATER 4006-7000 27Jewels Automatic.","description":"\u003cbr\u003e\u003ch3 style=\"font-size: 32px; color : #2B0000; margin-bottom: 36px;\"\u003eVintage 1968 JAPAN SEIKO BELL-MATIC WEEKDATER 4006-7000 27Jewels Automatic.\u003c\/h3\u003e\u003cp\u003eWelcome to my auction!\u003cbr\u003eI am Japanese who live in Tokyo.\u003c\/p\u003e\n\u003ch4 style=\"font-size: 24px; color : #2B0000; margin-bottom: 18px;\"\u003eItem description\u003c\/h4\u003e\u003cdiv style=\"font-size: 24px; color:red; margin: 0 50px 18px 35px;\"\u003e\nIt's a SEIKO Automatic Watch, \u003cb\u003eBELL-MATIC WEEKDATER 4006-7000 27Jewels \u003c\/b\u003e.\u003cbr\u003e\n\u003cb\u003eIt's in good used condition.\u003c\/b\u003e\u003cbr\u003e\nIt's difficult to find this valuable watch in such a good condition.\nHighly recommended for SEIKO collectors!\n\u003c\/div\u003e\n\u003cdl style=\"margin:0 0 34px 90px\"\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eMovement : \u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\u003cul\u003e\n\u003cli\u003ePet name : SEIKO BELL-MATIC WEEKDATER BUSINESS BELL .\u003c\/li\u003e\n\u003cli\u003eCaliber number : 4006A.\u003c\/li\u003e\n\u003cli\u003eMovement : Automatic.\u003c\/li\u003e\n\u003cli\u003eBeat rate : 19800bph.\u003c\/li\u003e\n\u003cli\u003eYear of manufacture start : 1967's.\u003c\/li\u003e\n\u003cli\u003eFactory : Suwa.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/dd\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eExternals : \u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\u003cul\u003e\n\u003cli\u003eSerial number : 892174.\u003c\/li\u003e\n\u003cli\u003eDial number : JAPAN 4006-7070T AD.\u003c\/li\u003e\n\u003cli\u003eGlass : Acrylic.\u003c\/li\u003e\n\u003cli\u003eCase size : About 38.47mm.\u003c\/li\u003e\n\u003cli\u003eLug width : 18mm.\u003c\/li\u003e\n\u003cli\u003eBand : New Leather Strap.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/dd\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eCondition : \u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\u003cul\u003e\n\u003cli\u003eUsed, it runs well.\u003c\/li\u003e\n\u003cli\u003eQuick set(Day\/Date) : Okay.\u003cbr\u003eSet of the days of the week : Iteration the hour hand at 10:00 and 1:00\u003cbr\u003eSet of the date: Press the button near the 3:00 position. \u003cbr\u003eInternal bezel Set : The set at one stage pulling the crown.\u003cbr\u003eBell Set:Pull the button near the 3:00 position. \u003cbr\u003eCrown\/pushers: Excellent Condition.\u003c\/li\u003e\n\u003cli\u003eThe day difference time of an used watch is about +-1 minute \/ day.\u003c\/li\u003e\n\u003cli\u003eFor practical, everyday use, it would be advisable to have the movement cleaned and oiled.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/dd\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\n\u003cli\u003e\n\u003cb\u003eThe Sovereign Peak of 1968 Mechanical Alarm Innovation (1968):\u003c\/b\u003e Manufactured in **1968**—a historic golden year for Suwa Seikosha’s mechanical breakthroughs—the **Seiko Bell-Matic Weekdater** reference **4006-7000** represented the apex of functional executive watchmaking. As Seiko's premier fully mechanical wrist-alarm timepiece, this 27-jewel reference delivered cutting-edge acoustic engineering paired with bold, late-1960s Showa-era styling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Over-Engineered 27-Jewel Caliber 4006A Automatic Heart:\u003c\/b\u003e Powering this complex masterpiece is the high-grade **27-jewel Caliber 4006A**, an in-house automatic engine operating at **19,800 vibrations per hour (vph)**. Equipping an alarm wristwatch in **1968** with an ultra-high **27-jewel specification** was a statement of pure mechanical luxury. The movement features an integrated mechanical alarm driven by its own dedicated spring barrel, a central alarm-setting inner bezel ring, and a quick-set date function via the upper alarm pusher at 2 o'clock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eArchitectural \"\"7000\"\" Cushion Case and Integrated Pusher Profile:\u003c\/b\u003e Sourced in a solid stainless steel case, the reference **4006-7000** is globally distinguished for its muscular, broad-shouldered cushion geometry. Featuring sharp faceted lugs and broad polished bevels inspired by Taro Tanaka's **\"\"Grammar of Design\"\"** philosophy, the case seamlessly integrates the primary crown at 3 o'clock alongside the multi-function alarm activator\/date pusher at 2 o'clock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMasterful Dial Symmetry and Inner Rotating Alarm Ring:\u003c\/b\u003e The dial of the **4006-7000** showcases extraordinary visual complexity maintained with clinical balance. A radiant silver sunburst canvas is framed by a **rotatable inner bezel ring** featuring a distinctive red\/orange pointer to set the exact mechanical alarm time. It is decorated with **hand-applied, multifaceted hour indices** and houses a **bilingual day disk** and date window framed at 3 o'clock, proudly signed **\"\"27 JEWELS\"\"** above 6 o'clock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAn Investment-Grade Milestone of Mechanical Sound Design:\u003c\/b\u003e As the flagship 27-jewel iteration from the inaugural production era of the 4006 series, the 1968 Bell-Matic 4006-7000 remains one of the most sought-after mechanical complications in Seiko's historical catalog. Its striking ringing\/buzzing chime and robust construction make it an indispensable, investment-grade cornerstone reference for serious vintage watch collectors.\u003c\/li\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cdl style=\"margin:0 0 34px 40px\"\u003e\n\u003cdt style=\"font-size: 24px;font-weight: bolder;\"\u003eFor more information, please look at the pictures.\u003c\/dt\u003e\n\u003cdd\u003e\u003cdiv style=\"margin: 14px 0 40px 0;\"\u003e\u003cimg src=\"https:\/\/nonkun.boy.jp\/img_ebay\/b1239738946.jpg\"\u003e\u003c\/div\u003e\u003c\/dd\u003e\n\u003cdt style=\"font-size: 24px;font-weight: bolder;\"\u003eNotes\u003c\/dt\u003e\n\u003cdd\u003e\n\u003cul style=\"margin-bottom: 18px;\"\u003e\n\u003cli\u003e\n\u003cb\u003eBefore buying.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003eThe vintage watches we sell are inspected and adjusted so they work fine. However, since it is an vintage watch, Please purchase on the assumption that it will be repaired.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTo prevent shipping accidents.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003ePlease monitor the tracking number until the item arrives and if it stagnates, please investigate at your country post office. Also, please confirm the item when you receive the item.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAbout import taxes.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003eTaxes such as import duties and VAT are not included in the item price or shipping charges, except for items shipped to the US. When you purchase, you will likely be required to pay these fees in your country.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAbout Payment, Shipping, Return.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003ePayment, Shipping, Return are in accordance with eBay's business policies.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\u003cbr\u003e","brand":"Seiko","offers":[{"title":"Default Title","offer_id":52148820771137,"sku":"b1239738946","price":128600.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/8205\/0625\/files\/57_02941719-bdda-4469-a087-9a85eb637054.jpg?v=1788050600","url":"https:\/\/nonkun.com\/en\/products\/vintage-1968-japan-seiko-bell-matic-weekdater-4006-7000-27jewels-automatic-1","provider":"NONKUN Japan","version":"1.0","type":"link"}