{"id":160995,"date":"2026-05-30T20:46:02","date_gmt":"2026-05-30T17:46:02","guid":{"rendered":"https:\/\/sovietwatchstore.com\/?post_type=product&#038;p=160995"},"modified":"2026-05-26T21:10:07","modified_gmt":"2026-05-26T18:10:07","slug":"the-1978-vintage-seiko-king-quartz-ref-5856-5010-horological-royalty","status":"publish","type":"product","link":"https:\/\/sovietwatchstore.com\/index.php\/product\/the-1978-vintage-seiko-king-quartz-ref-5856-5010-horological-royalty\/","title":{"rendered":"The 1978 vintage Seiko King Quartz ref. 5856-5010 &#8211; Horological Royalty!"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text css=&#8221;&#8221;]SEIKO vintage quartz watch<br \/>\nMADE IN JAPAN<\/p>\n<p>&nbsp;<\/p>\n<p data-start=\"0\" data-end=\"145\"><strong data-start=\"0\" data-end=\"16\">\u201cSeiko\u201d (\u7cbe\u5de5)<\/strong> is a Japanese word meaning <strong data-start=\"44\" data-end=\"113\">\u201cprecision,\u201d \u201cexquisite workmanship,\u201d or \u201crefined craftsmanship.\u201d<\/strong><br data-start=\"113\" data-end=\"116\" \/>It comes from the characters:<\/p>\n<ul data-start=\"147\" data-end=\"223\">\n<li data-start=\"147\" data-end=\"187\">\n<p data-start=\"149\" data-end=\"187\"><strong data-start=\"149\" data-end=\"160\">\u7cbe (sei)<\/strong> \u2013 fine, precise, refined<\/p>\n<\/li>\n<li data-start=\"188\" data-end=\"223\">\n<p data-start=\"190\" data-end=\"223\"><strong data-start=\"190\" data-end=\"200\">\u5de5 (ko)<\/strong> \u2013 craft, workmanship<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"225\" data-end=\"411\">Originally, Seiko\u2019s watchmaking division was called <strong data-start=\"277\" data-end=\"295\">Seikosha (\u7cbe\u5de5\u820e)<\/strong>, meaning <strong data-start=\"305\" data-end=\"330\">\u201cHouse of Precision.\u201d<\/strong><br data-start=\"330\" data-end=\"333\" \/>In 1924 the company shortened the name to <strong data-start=\"375\" data-end=\"384\">Seiko<\/strong>, keeping the core meaning.<\/p>\n<p data-start=\"413\" data-end=\"568\" data-is-last-node=\"\" data-is-only-node=\"\">So the brand name literally ties directly to the idea of <strong data-start=\"470\" data-end=\"495\">precision engineering<\/strong>\u2014which is exactly what the company wanted to be known for in its watches.<\/p>\n<p>[\/vc_column_text][vc_column_text css=&#8221;&#8221;]<\/p>\n<h1 data-start=\"136\" data-end=\"180\">\ud83d\udd70\ufe0f <strong data-start=\"142\" data-end=\"180\">Seiko King Quartz line &#8211; Overview<\/strong><\/h1>\n<p data-path-to-node=\"9\">Introduced in 1975, the <b data-path-to-node=\"0\" data-index-in-node=\"24\">Seiko King Quartz<\/b> line represents the absolute pinnacle of Japanese everyday luxury from the golden age of the &#8220;Quartz Crisis.&#8221; Positioned just beneath the flagship Grand Quartz and Superior lines in Seiko&#8217;s luxury hierarchy, the King Quartz line was developed during an era when premium quartz movements were incredibly advanced, meticulously over-engineered, and priced as true status symbols. Both of Seiko\u2019s legendary competing factories\u2014Suwa Seikosha and Daini Seikosha\u2014produced distinct movements for the line, aiming to outdo each other in precision. The early single-quartz calibers (such as the 08, 48, and 58 series) achieved an astonishing accuracy of +-<span class=\"math-inline\" data-math=\"\\pm10\" data-index-in-node=\"687\">10<\/span> seconds per month, which was later tightened to a mind-blowing +-<span class=\"math-inline\" data-math=\"\\pm20\" data-index-in-node=\"756\">20<\/span>\u00a0seconds per <i data-path-to-node=\"0\" data-index-in-node=\"774\">year<\/i> with the introduction of Twin Quartz technology in 1979.<br \/>\nBeyond their cutting-edge accuracy, King Quartz watches were highly regarded for their top-tier craftsmanship, characterized by ultra-thin profiles, independent external battery hatches, and striking, artisanal dial textures. The line was ultimately retired in 1985, leaving behind a legacy of unrivaled high-accuracy timekeeping and sharp, late-70s aesthetic design.<\/p>\n<p data-path-to-node=\"9\">&#8212;&#8212;<\/p>\n<p data-path-to-node=\"9\"><strong>DESCRIPTION<\/strong><\/p>\n<p data-path-to-node=\"9\">Step back into the golden era of the &#8220;Quartz Crisis&#8221;\u2014a time when Seiko didn&#8217;t just compete, they dominated by engineering movements of unmatched precision wrapped in high-end, luxury designs. This stunning <b data-path-to-node=\"9\" data-index-in-node=\"206\">1978 Seiko King Quartz (Ref. 5856-5010)<\/b> represents the absolute pinnacle of JDM (Japanese Domestic Market) everyday luxury from the late 1970s.<\/p>\n<p data-path-to-node=\"10\">What makes this specific piece a showstopper is its <b data-path-to-node=\"10\" data-index-in-node=\"52\">breathtaking deep blue &#8220;Linen\/Tapestry&#8221; texture dial<\/b>. Unlike flat paint, the vertical micro-textures catch the light dynamically, shifting from an oceanic navy to a stark, moody midnight blue. Framed by a uniquely sculpted, TV-style cushion case and paired with its iconic, seamlessly integrated &#8220;brick-link&#8221; stainless steel bracelet, this watch hugs the wrist with thin, ergonomic perfection. Complete with its practical day\/date complication and a dedicated external battery hatch, it&#8217;s a perfect blend of high-end vintage aesthetics and grab-and-go quartz reliability.<\/p>\n<h3 data-path-to-node=\"11\"><\/h3>\n<h3 data-path-to-node=\"11\">Technical Details<\/h3>\n<ul data-path-to-node=\"12\">\n<li>\n<p data-path-to-node=\"12,0,0\"><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Model:<\/b> Seiko King Quartz Ref. 5856-5010<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,1,0\"><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">Era \/ Production Date:<\/b> September 1978 (JDM Production)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,2,0\"><b data-path-to-node=\"12,2,0\" data-index-in-node=\"0\">Movement:<\/b> High-Grade Seiko Caliber 5856A Quartz (8 Jewels)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,3,0\"><b data-path-to-node=\"12,3,0\" data-index-in-node=\"0\">Case Dimensions:<\/b> Approx. 34.5mm width (excluding crown) x 39.2mm lug-to-lug<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,4,0\"><b data-path-to-node=\"12,4,0\" data-index-in-node=\"0\">Thickness:<\/b> Ultra-slim 8.6mm profile<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,5,0\"><b data-path-to-node=\"12,5,0\" data-index-in-node=\"0\">Case Material:<\/b> Stainless Steel (cushion\/TV shape shape with original factory brushed and polished facets)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,6,0\"><b data-path-to-node=\"12,6,0\" data-index-in-node=\"0\">Dial:<\/b> Deep Blue Tapestry\/Linen texture with applied silver indices and the applied applied twin-quartz\/King Quartz lightning bolt logo<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,7,0\"><b data-path-to-node=\"12,7,0\" data-index-in-node=\"0\">Complications:<\/b> Day\/Date window at 3 o&#8217;clock (English\/Kanji dual language wheel)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,8,0\"><b data-path-to-node=\"12,8,0\" data-index-in-node=\"0\">Bracelet:<\/b> Original integrated stainless steel multi-link &#8220;brick&#8221; style bracelet with adjustable signed clasp (Ref. XQB 460L end-pieces)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,9,0\"><b data-path-to-node=\"12,9,0\" data-index-in-node=\"0\">Caseback Features:<\/b> Solid screw-down style featuring an independent external battery hatch for effortless power cells changes<\/p>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Watch went through a service by a professional watch tech and keeps good time.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Comes complete with original steel bracelet*.<\/strong><\/p>\n<p>(*)Note: Stock bracelets are often shortened by previous owners and may not fit you(see bracelet size in the product images). We recommend adding a new Seiko lug width matched leather strap with your order.[\/vc_column_text][vc_single_image image=&#8221;160153&#8243; img_size=&#8221;full&#8221; style=&#8221;vc_box_rounded&#8221; onclick=&#8221;zoom&#8221; css=&#8221;&#8221;][vc_single_image image=&#8221;160146&#8243; img_size=&#8221;full&#8221; style=&#8221;vc_box_rounded&#8221; onclick=&#8221;zoom&#8221; css=&#8221;&#8221;][vc_column_text css_animation=&#8221;bounceInLeft&#8221; css=&#8221;&#8221;]This watch ships from \ud83c\uddfa\ud83c\udde6Ukraine with tracking number[\/vc_column_text][vc_single_image image=&#8221;160145&#8243; img_size=&#8221;full&#8221; style=&#8221;vc_box_rounded&#8221; onclick=&#8221;zoom&#8221; css=&#8221;&#8221;][vc_single_image image=&#8221;160144&#8243; img_size=&#8221;full&#8221; style=&#8221;vc_box_rounded&#8221; onclick=&#8221;zoom&#8221; css=&#8221;&#8221;][vc_column_text css=&#8221;&#8221;]Modes of payment:<\/p>\n<ul>\n<li>PayPal<\/li>\n<li>Credit Cards (VISA, MasterCard, American Express, Discover)<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>We guarantee that the item in this ad looks and works as advertised and offer money back guarantee on this.[\/vc_column_text][vc_single_image image=&#8221;160143&#8243; img_size=&#8221;full&#8221; style=&#8221;vc_box_rounded&#8221; onclick=&#8221;zoom&#8221; css=&#8221;&#8221;][vc_icon icon_fontawesome=&#8221;fa fa-star-o&#8221; color=&#8221;juicy_pink&#8221; align=&#8221;center&#8221;][vc_gallery interval=&#8221;3&#8243; images=&#8221;146289,146288,146292,146291,146290,146287,146286,146285,146284,146318,146293&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221; title=&#8221;Seiko lug width matched leather straps: 18mm -19mm &#8211; 20mm&#8221;][vc_single_image image=&#8221;146317&#8243; img_size=&#8221;full&#8221; style=&#8221;vc_box_rounded&#8221; css=&#8221;&#8221;][vc_text_separator title=&#8221;About the watch factory&#8221;][vc_single_image image=&#8221;146306&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; css=&#8221;&#8221;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;2\/3&#8243;][vc_column_text css=&#8221;&#8221;]<b>Seiko Group Corporation<\/b>\u00a0(<span title=\"Japanese-language text\"><span lang=\"ja\">\u30bb\u30a4\u30b3\u30fc\u30b0\u30eb\u30fc\u30d7\u682a\u5f0f\u4f1a\u793e<\/span><\/span>,\u00a0<span title=\"Hepburn transliteration\"><i lang=\"ja-Latn\">Seik\u014d Gur\u016bpu kabushiki gaisha<\/i><\/span>), commonly known as\u00a0<b>Seiko,<\/b>\u00a0is a Japanese maker of watches, clocks, electronic devices, and\u00a0semiconductors. Founded in 1881 by\u00a0<a title=\"Kintar\u014d Hattori\" href=\"https:\/\/en.wikipedia.org\/wiki\/Kintar%C5%8D_Hattori\">Kintar\u014d Hattori<\/a>\u00a0in\u00a0Tokyo, Seiko introduced the world&#8217;s first commercial\u00a0<a title=\"Quartz clock\" href=\"https:\/\/sovietwatchstore.com\/index.php\/product-category\/wrist-watches\/quartz-watches\/\">quartz wristwatch<\/a>\u00a0in 1969.<sup id=\"cite_ref-ebner_6-0\" class=\"reference\"><\/sup><sup id=\"cite_ref-seikow_7-0\" class=\"reference\"><\/sup><\/p>\n<p>Seiko is widely known for its wristwatches.<sup id=\"cite_ref-ft.com_8-0\" class=\"reference\"><\/sup>\u00a0Seiko and\u00a0Rolex\u00a0are the only two\u00a0watch\u00a0companies considered to be\u00a0<a title=\"Vertical integration\" href=\"https:\/\/en.wikipedia.org\/wiki\/Vertical_integration\">vertically integrated<\/a>. <sup id=\"cite_ref-9\" class=\"reference\"><\/sup>Seiko is able to design and develop all the components of a watch, as well as assemble, adjust, inspect and ship them in-house. Seiko&#8217;s\u00a0mechanical watches\u00a0consist of approximately 200 parts, and the company has the technology and production facilities to design and manufacture all of these parts internally.<sup id=\"cite_ref-10\" class=\"reference\"><\/sup><\/p>\n<p data-start=\"113\" data-end=\"806\">Seiko offers one of the widest ranges of watch technologies in the world\u2014<strong data-start=\"186\" data-end=\"242\">quartz, kinetic, solar, mechanical, and Spring Drive<\/strong>\u2014spanning everything from affordable everyday pieces to six-figure haute horlogerie. Over the decades it has launched multiple global brands, including <strong data-start=\"394\" data-end=\"421\">Lorus, Pulsar, and Alba<\/strong>, while elevating its prestige through innovations like <strong data-start=\"477\" data-end=\"493\">Spring Drive<\/strong>, which helped push Seiko into higher-end territory. In the 2010s, <strong data-start=\"560\" data-end=\"586\">Grand Seiko and Credor<\/strong> were separated into fully independent luxury brands, while Seiko\u2019s own global lineup now includes <strong data-start=\"685\" data-end=\"758\">Grand Seiko, King Seiko, Prospex, Astron, Presage, and Seiko 5 Sports<\/strong>, with Credor remaining primarily Japan-focused.<\/p>\n<p data-start=\"808\" data-end=\"1471\">Among Seiko\u2019s key lines, <strong data-start=\"833\" data-end=\"844\">Seiko 5<\/strong> (born in 1963) is the gateway mechanical series known for durability and value; <strong data-start=\"925\" data-end=\"939\">Lord Matic<\/strong> defined 1970s style with faceted crystals and colorful dials; <strong data-start=\"1002\" data-end=\"1012\">Astron<\/strong> remains Seiko\u2019s flagship GPS-solar tech line; <strong data-start=\"1059\" data-end=\"1070\">Presage<\/strong> focuses on traditional mechanical craftsmanship with enamel and urushi dials; and <strong data-start=\"1153\" data-end=\"1164\">Prospex<\/strong> delivers professional-grade dive, field, and pilot watches often embraced by enthusiasts. At the top end, <strong data-start=\"1271\" data-end=\"1286\">Grand Seiko<\/strong> emphasizes precision, Zaratsu polished design, and movements like Spring Drive, while <strong data-start=\"1373\" data-end=\"1387\">King Seiko<\/strong>\u2014revived in the 2020s\u2014brings back sharp, elegant 1960s styling with modern calibres.<\/p>\n<p data-start=\"1473\" data-end=\"1855\" data-is-last-node=\"\" data-is-only-node=\"\">Finally, <strong data-start=\"1482\" data-end=\"1492\">Credor<\/strong> represents Seiko\u2019s pinnacle of artisanal watchmaking, producing low-volume pieces in precious metals and showcasing Japanese decorative arts and haute complications from the Micro Artist Studio. Beyond watches, Seiko has also produced various electronic devices and, historically, jewelry and eyewear\u2014though those divisions have since shifted to other companies.<\/p>\n<p>[\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/3&#8243;][vc_single_image image=&#8221;146271&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221;][vc_single_image image=&#8221;146270&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_masonry_media_grid css=&#8221;&#8221; grid_id=&#8221;vc_gid:1779818939932-02f3a66a-7873-4&#8243; include=&#8221;146307,146308,146314,146312,146311,146309,146313,146310,146316,146315&#8243;][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Experience Horological Royalty: The 1978 Seiko King Quartz 5856-5010<\/p>\n<p>Own the pinnacle of 1970s JDM luxury with a mesmerizing blue tapestry dial and over-engineered quartz precision<\/p>\n<p>This watch ships from \ud83c\uddfa\ud83c\udde6Ukraine with tracking number<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":160149,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[566],"product_cat":[544,546,21],"product_tag":[1003,1001,735,1006,811,1008,258,1007,1005,259,549,1000,1004,1002,767],"class_list":["post-160995","product","type-product","status-publish","has-post-thumbnail","product_brand-seiko","product_cat-duty-free-but-with-more-kgb-surveillance","product_cat-seiko","product_cat-wrist-watches","product_tag-1978-vintage-watch","product_tag-5856-5010","product_tag-blue-linen-dial","product_tag-integrated-bracelet-watch","product_tag-jdm-seiko-watch","product_tag-mens-vintage-seiko-dress-watch","product_tag-pre-owned-watch","product_tag-rare-blue-tapestry-dial","product_tag-retro-seiko-king","product_tag-second-hand-vintage-watch","product_tag-seiko","product_tag-seiko-king-quartz","product_tag-tv-case-watch","product_tag-vintage-quartz-luxury","product_tag-vintage-seiko-watch","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"exclude_global_add_ons":true,"addons":[{"name":"Add Seiko lug width matched leather straps with 20% off:","type":"multiple_choice","position":0,"required":false,"title_format":"heading","default":"0","description_enable":false,"description":"","placeholder_enable":false,"placeholder":"","display":"images","restrictions_type":"any_text","adjust_price":false,"price":"","price_type":"flat_fee","restrictions":false,"min":"0","max":"0","options":[{"label":"leather strap for Seiko - Blue","price":"16.95","price_type":"flat_fee","image":146284,"visibility":true},{"label":"leather strap for Seiko - Black","price":"16.95","price_type":"flat_fee","image":146318,"visibility":true},{"label":"leather strap for Seiko - Light Brown","price":"16.95","price_type":"flat_fee","image":146286,"visibility":true},{"label":"leather strap for Seiko - Dark Brown","price":"16.95","price_type":"flat_fee","image":146285,"visibility":true}],"id":1765385617},{"name":"Add Gift Box:","type":"multiple_choice","position":1,"required":false,"title_format":"heading","default":"","description_enable":false,"description":"","placeholder_enable":false,"placeholder":"","display":"images","restrictions_type":"any_text","adjust_price":false,"price":"","price_type":"flat_fee","restrictions":false,"min":"0","max":"0","options":[{"label":"Leather Travel & Display Case - black","price":"21.95","price_type":"flat_fee","image":96401,"visibility":true},{"label":"Leather Travel & Display Case - brown","price":"24.95","price_type":"flat_fee","image":96400,"visibility":true},{"label":"Lacquered wooden box with pillow with 20% discount:","price":"27.95","price_type":"flat_fee","image":39850,"visibility":true}],"id":1765385603}],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>The 1978 vintage Seiko King Quartz ref. 5856-5010 - Horological Royalty! 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