{"product_id":"vintage-1970-japan-seiko-lord-matic-weekdater-5606-7160-23jewels-automatic","title":"Vintage 1970 JAPAN SEIKO LORD MATIC WEEKDATER 5606-7160 23Jewels Automatic.","description":"\u003cbr\u003e\u003ch3 style=\"font-size: 32px; color : #2B0000; margin-bottom: 36px;\"\u003eVintage 1970 JAPAN SEIKO LORD MATIC WEEKDATER 5606-7160 23Jewels 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\u003eLORD MATIC WEEKDATER 5606-7160 23Jewels \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 : 56 LORD MATIC WEEKDATER .\u003c\/li\u003e\n\u003cli\u003eCaliber number : 5606A.\u003c\/li\u003e\n\u003cli\u003eMovement : Automatic.\u003c\/li\u003e\n\u003cli\u003eBeat rate : 21600bph.\u003c\/li\u003e\n\u003cli\u003eYear of manufacture start : 1968'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 : 0D8488.\u003c\/li\u003e\n\u003cli\u003eDial number : JAPAN 5606-7360T.\u003c\/li\u003e\n\u003cli\u003eGlass : Crystal.\u003c\/li\u003e\n\u003cli\u003eCase size : About 36.7mm.\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 the day of the week can be in English or Kanji. \u003cbr\u003eSet of the date : The set at one stage pulling the crown.\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 Golden Age of the Modern Professional (1970):\u003c\/b\u003e In **1970**, the **Seiko Lord Matic (LM)** was the definitive status symbol for the high-achieving Japanese \"\"Salaryman.\"\" The reference **5606-7160** was a mid-range flagship produced by the **Suwa Seikosha** factory, released during a pivotal year when mechanical watchmaking reached its aesthetic and technical maturity just as the Quartz era began to emerge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Sophisticated Caliber 5606:\u003c\/b\u003e This watch is powered by the **23-jewel Caliber 5606**, an automatic movement operating at **21,600 vibrations per hour (vph)**. Known for its slim profile, the 56-series was so highly regarded that it provided the mechanical foundation for both the **King Seiko 56KS** and **Grand Seiko 56GS**. It features premium functions such as **hacking seconds** and manual winding, which were elite specifications in **1970**.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Robust \"\"7160\"\" Grammar of Design:\u003c\/b\u003e The reference **5606-7160** is a classic example of the **Seiko Style** in its most confident form. The case features sharp, mirror-polished lugs and a broad, flat bezel designed to maximize light reflection. In **1970**, this architectural design was intended to create a \"\"sparkling\"\" effect under office lighting, symbolizing the precision and modern professionalism of the wearer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile \"\"Weekdater\"\" Functionality:\u003c\/b\u003e As a \"\"Weekdater,\"\" the **5606-7160** features a dual-calendar window at 3 o'clock with a **bilingual (English\/Kanji) day disk**. The dial—often found in a stunning sunburst silver or deep charcoal—is adorned with **hand-applied, multi-faceted baton indices**. This layout prioritized instant legibility, an essential feature for the globalizing Japanese business world of the early 1970s.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eA Legacy of Suwa Mechanical Excellence:\u003c\/b\u003e Produced in **1970**, the reference 5606-7160 remains a highly sought-after piece for vintage collectors. It represents the perfect balance of **mechanical sophistication, slim elegance, and historical significance**, embodying the peak of Suwa Seikosha’s mission to provide high-precision automatic watches to the modern workforce.\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\/q1221815829.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":52078109786433,"sku":"q1221815829","price":55500.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/8205\/0625\/files\/57_113c734e-8239-4475-a34a-8f33ef87c4ed.jpg?v=1786515286","url":"https:\/\/nonkun.com\/products\/vintage-1970-japan-seiko-lord-matic-weekdater-5606-7160-23jewels-automatic","provider":"NONKUN Japan","version":"1.0","type":"link"}