{"product_id":"vintage-1964-japan-seiko-matic-weekdater-j13080-33jewels-automatic-1","title":"Vintage 1964 JAPAN SEIKO MATIC WEEKDATER J13080 33Jewels Automatic.","description":"\u003cdiv style=\"display: none;\"\u003e\n\u003ch1\u003eVintage 1964 JAPAN SEIKO MATIC WEEKDATER J13080 33Jewels Automatic.\u003c\/h1\u003e\nVintage 1964 JAPAN SEIKO MATIC WEEKDATER J13080 33Jewels Automatic.Welcome to my auction!I am Japanese who live in Tokyo. Item description It's a SEIKO Automatic Watch, MATIC WEEKDATER J13080 33Jewels . It's in good used condition. It's difficult to find this valuable watch in such a good condition. Highly recommended for SEIKO collectors! Movement : Pet name : MATIC WEEKDATER .Caliber number : 400.Movement : Automatic.Beat rate : 18000bph.Year of manufacture start : 1963's.Factory : Suwa.Externals : Serial number : 4213748.Dial number : JAPAN MAWJ13H333AD.Glass : Acrylic.Case size : About 37.2mm.Lug width : 19mm.Band : New Leather Strap of SEIKO original.Condition : Used, it runs well.Quick set(Day\/Date) : Okay. Set the day of the week : English only.Set of the date : The set at one stage pulling the crown. Set of the week : Iteration the hour hand at 9:00 to 1:00.The day difference time of an used watch is about +-1 minute \/ day.For practical, everyday use, it would be advisable to have the movement cleaned and oiled.Key Features The Genesis of Olympic-Era Automatic Luxury (1964): In **1964**—a historic milestone year defined by the Tokyo Olympics and Japan's grand debut onto the global industrial stage—the **Seiko Matic Weekdater** stood as the ultimate executive instrument. Carrying reference **J13080**, this legendary model was produced by the **Suwa Seikosha** factory as the foundational pioneer of high-jewel multi-calendar luxury. Explicitly designed for the nation's rising business elite, it captured the intense national pride and engineering optimism of the early Showa economic miracle. The Over-Engineered 33-Jewel Early Automatic Masterpiece: This historic watch is powered by a magnificent **33-jewel automatic movement** (the direct predecessor to the iconic 62-series). In **1964**, deploying a **33-jewel specification**—proudly celebrated by the applied **\"\"33\"\" badge** or stylized typography on the dial—represented a massive breakthrough in mechanical micro-engineering. Utilizing a lavish count of synthetic rubies to secure the gear-train pivots and minimize auto-winding friction, this caliber laid the technical groundwork for the first automatic Grand Seiko lines. Architectural \"\"J13080\"\" Bold Recessed Crown Case Geometry: The reference **J13080** is globally celebrated among vintage purists for its substantial, commanding dress proportions. The solid stainless steel case features thick, muscular geometric facets and robust lugs finished with zero-distortion mirror polishing. Adhering to early functional layout guidelines, it houses a **completely recessed time-setting crown at 4 o'clock**—visual proof that manual winding was fully obsolete due to the high efficiency of its internal automatic weight system. Immaculate Independent Weekdater Layout and Purity: The dial of the **J13080** is a study in mid-century dimensional art, showcasing a radiant silver sunburst canvas. It features a highly advanced, luxurious **separated dual-calendar layout**: a framed date window at 3 o'clock and a wide, completely independent **horizontal day-of-the-week aperture located symmetrically above 6 o'clock**. Decorated with hand-applied, multifaceted chunky block indices, this balanced layout prioritized instant split-second legibility for high-stakes corporate environments. The Sovereign Pride of the Golden Dolphin Legacy: Manufactured in the milestone mechanical year of **1964**, the J13080 33-jewel variant remains one of the most highly coveted, investment-grade cornerstone references for serious vintage Seiko enthusiasts worldwide. The ultimate hallmark of its premium internal pedigree sits on the case back: a **magnificent, crisply detailed Dolphin emblem**, which historically certified its rugged daily durability. It stands as a profound testament to an era when Suwa perfected the luxury automatic daily instrument to an eternal, heirloom standard. For more information, please look at the pictures. Notes Before buying.The 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. To prevent shipping accidents.Please 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. About import taxes.Taxes 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. About Payment, Shipping, Return.Payment, Shipping, Return are in accordance with eBay's business policies. \u003c\/div\u003e\n\n\n\u003cbr\u003e\u003ch3 style=\"font-size: 32px; color : #2B0000; margin-bottom: 36px;\"\u003eVintage 1964 JAPAN SEIKO MATIC WEEKDATER J13080 33Jewels 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\u003eMATIC WEEKDATER J13080 33Jewels \u003c\/b\u003e.\u003cbr\u003e\n\u003cb\u003eIt's in good uséd 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 : MATIC WEEKDATER .\u003c\/li\u003e\n\u003cli\u003eCaliber number : 400.\u003c\/li\u003e\n\u003cli\u003eMovement : Automatic.\u003c\/li\u003e\n\u003cli\u003eBeat rate : 18000bph.\u003c\/li\u003e\n\u003cli\u003eYear of manufacture start : 1963'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 : 4213748.\u003c\/li\u003e\n\u003cli\u003eDial number : JAPAN MAWJ13H333AD.\u003c\/li\u003e\n\u003cli\u003eGlass : Acrylic.\u003c\/li\u003e\n\u003cli\u003eCase size : About 37.2mm.\u003c\/li\u003e\n\u003cli\u003eLug width : 19mm.\u003c\/li\u003e\n\u003cli\u003eBand : New Leather Strap of SEIKO original.\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\u003eUséd, it runs well.\u003c\/li\u003e\n\u003cli\u003eQuick set(Day\/Date) : Okay. \u003cbr\u003eSet the day of the week : English only.\u003cbr\u003eSet of the date : The set at one stage pulling the crown. \u003cbr\u003eSet of the week : Iteration the hour hand at 9:00 to 1:00.\u003c\/li\u003e\n\u003cli\u003eThe day difference time of an uséd 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 Genesis of Olympic-Era Automatic Luxury (1964):\u003c\/b\u003e In **1964**—a historic milestone year defined by the Tokyo Olympics and Japan's grand debut onto the global industrial stage—the **Seiko Matic Weekdater** stood as the ultimate executive instrument. Carrying reference **J13080**, this legendary model was produced by the **Suwa Seikosha** factory as the foundational pioneer of high-jewel multi-calendar luxury. Explicitly designed for the nation's rising business elite, it captured the intense national pride and engineering optimism of the early Showa economic miracle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Over-Engineered 33-Jewel Early Automatic Masterpiece:\u003c\/b\u003e This historic watch is powered by a magnificent **33-jewel automatic movement** (the direct predecessor to the iconic 62-series). In **1964**, deploying a **33-jewel specification**—proudly celebrated by the applied **\"\"33\"\" badge** or stylized typography on the dial—represented a massive breakthrough in mechanical micro-engineering. Utilizing a lavish count of synthetic rubies to secure the gear-train pivots and minimize auto-winding friction, this caliber laid the technical groundwork for the first automatic Grand Seiko lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eArchitectural \"\"J13080\"\" Bold Recessed Crown Case Geometry:\u003c\/b\u003e The reference **J13080** is globally celebrated among vintage purists for its substantial, commanding dress proportions. The solid stainless steel case features thick, muscular geometric facets and robust lugs finished with zero-distortion mirror polishing. Adhering to early functional layout guidelines, it houses a **completely recessed time-setting crown at 4 o'clock**—visual proof that manual winding was fully obsolete due to the high efficiency of its internal automatic weight system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eImmaculate Independent Weekdater Layout and Purity:\u003c\/b\u003e The dial of the **J13080** is a study in mid-century dimensional art, showcasing a radiant silver sunburst canvas. It features a highly advanced, luxurious **separated dual-calendar layout**: a framed date window at 3 o'clock and a wide, completely independent **horizontal day-of-the-week aperture located symmetrically above 6 o'clock**. Decorated with hand-applied, multifaceted chunky block indices, this balanced layout prioritized instant split-second legibility for high-stakes corporate environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Sovereign Pride of the Golden Dolphin Legacy:\u003c\/b\u003e Manufactured in the milestone mechanical year of **1964**, the J13080 33-jewel variant remains one of the most highly coveted, investment-grade cornerstone references for serious vintage Seiko enthusiasts worldwide. The ultimate hallmark of its premium internal pedigree sits on the case back: a **magnificent, crisply detailed Dolphin emblem**, which historically certified its rugged daily durability. It stands as a profound testament to an era when Suwa perfected the luxury automatic daily instrument to an eternal, heirloom standard.\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\/d1232880041.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\u003cdiv style=\"text-align:center; background:#fff; padding:5px 0px 5px 0px; clear:both; width:100%;\"\u003e\n\u003cdiv style=\"padding-bottom:5px;\"\u003e\n\u003cspan\u003eeBay integration\u003c\/span\u003e by \u003c\/div\u003e\n\u003cimg width=\"120\" src=\"https:\/\/d31wxntiwn0x96.cloudfront.net\/ayjjhk\/\/images\/codisto-connect.png?width=200\u0026amp;nostretch\u0026amp;v=1\"\u003e\n\u003c\/div\u003e","brand":"NONKUN Japan","offers":[{"title":"Default Title","offer_id":52080603103553,"sku":"d1232880041","price":64100.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/8205\/0625\/files\/57_f295cbc0-64f2-495e-992e-e58b25e1f538.jpg?v=1786597894","url":"https:\/\/nonkun.com\/products\/vintage-1964-japan-seiko-matic-weekdater-j13080-33jewels-automatic-1","provider":"NONKUN Japan","version":"1.0","type":"link"}