{"product_id":"1961-seikomatic-silverwave-j12082","title":"1961 Seikomatic SilverWave J12082","description":"\u003cp\u003e Serviced, 1961 Seikomatic SilverWave J12082 in great condition. This watch holds a distinguished place in Seiko's history as the brand's first dive-intended watch, marking a significant step toward the development of professional dive watches like the renowned 62MAS. \u003c\/p\u003e\n\u003cp\u003eIntroduced in 1961 and produced until 1964, the J12082 was Seiko’s inaugural venture into dive watches. It featured a 50-meter water resistance rating and was the first Seiko model to showcase the now-iconic \"Tsunami\" logo on its case back. This model also debuted Seiko’s two-piece screw-down case back design, enhancing water resistance and durability .\u003c\/p\u003e\n\u003cp\u003eThe design is both functional and elegant. Its internal rotating bezel, controlled by the crown, was innovative for its time. The watch features luminous dauphine hands and markers, enhancing readability in low-light conditions. The lume is original and almost dead.\u003c\/p\u003e\n\u003cp\u003eThe case design includes sharp bevels and drilled lugs, facilitating easy strap changes.\u003c\/p\u003e\n\u003cp\u003eSeikosha Caliber 603 (later known as 6201), 20 jewels, 18,000 bph, automatic (non-hand-winding) . The same base caliber used in 62GS. The first automatic Grand Seiko. Serviced and running strong with good accuracy. \u003c\/p\u003e\n\u003cp\u003eStainless steel case is in good condition, not polished, with well difined edges. \u003c\/p\u003e\n\u003cp\u003eNOS Genuine Seiko acrylic crystal. \u003c\/p\u003e\n\u003cp\u003eDial is truly captivating. Sunburst effect broken with vertically and horizontal brushed strips. There are two blemishes, one next to 9 o'clock and the other between 2 and 3 o'clock. \u003c\/p\u003e\n\u003cp\u003eNew Seiko green, cowhide leather strap. Other options are available. \u003c\/p\u003e\n\u003cp\u003eDue to its limited production run and historical importance, the J12082 is highly sought after by collectors. Well-preserved examples are rare, as many have suffered from moisture ingress over the years, leading to dial and lume degradation. \u003c\/p\u003e\n\u003cp\u003eThe Seikomatic SilverWave J12082 set the foundation for Seiko's future in dive watch innovation. Its design and technological advancements paved the way for the development. \u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eSKU#\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003eS2220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003eJ12082\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eMovement\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003eautomatic \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eCaliber\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003e603\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eJewels\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eCase\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003eStainless steel \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eCase size\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003e37mm x 44mm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eLugs\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003e18mm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eDial\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003esuper cool \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eCrystal\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003eNOS Seiko acrylic \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eBracelet\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003eSeiko cowhide leather strap green \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eSerial #\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003e1716408\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.8366%;\"\u003eService\u003c\/td\u003e\n\u003ctd style=\"width: 60.1634%;\"\u003eMarch 18, 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- ================================ --\u003e","brand":"TokeiMedic","offers":[{"title":"Default Title","offer_id":46197157920965,"sku":"S2220","price":145000.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0885\/0885\/files\/PSX-20260509_110246.jpg?v=1778330403","url":"https:\/\/tokeimedic.com\/products\/1961-seikomatic-silverwave-j12082","provider":"TokeiMedic ","version":"1.0","type":"link"}