{"id":19714,"date":"2026-03-19T11:52:35","date_gmt":"2026-03-19T10:52:35","guid":{"rendered":"https:\/\/www.lemuseonline.com\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/"},"modified":"2026-03-19T11:55:25","modified_gmt":"2026-03-19T10:55:25","slug":"eberhard-pre-extrafort-radium-dial","status":"publish","type":"product","link":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/","title":{"rendered":"Eberhard Pre-Extrafort 'Radium Dial'"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<h2>Technical Details &amp; Model History<\/h2>\n<ul>\n<li><strong>Case<\/strong>: stainless steel with characteristic stepped construction, 40 mm diameter<\/li>\n<li><strong>Movement<\/strong>: manual-winding Eberhard caliber 16000<\/li>\n<li><strong>Dial<\/strong>: extremely rare original dial with radium hour markers<\/li>\n<li><strong>Hands<\/strong>: original hands with radium luminous material<\/li>\n<li><strong>Crystal<\/strong>: domed plexiglass<\/li>\n<li><strong>Strap<\/strong>: brown leather<\/li>\n<li><strong>Period of production<\/strong>: 1940s<\/li>\n<li><strong>Condition<\/strong>: exceptional, a rare and high-quality example<\/li>\n<\/ul>\n<h2>Key Features<\/h2>\n<ul>\n<li>Extremely rare <strong>Eberhard Pre-Extrafort<\/strong> with large 40 mm case<\/li>\n<li>Elegant <strong>stepped case<\/strong>, typical of 1940s production<\/li>\n<li>Original dial with <strong>radium indexes and hands<\/strong>, very difficult to find in this state today<\/li>\n<li>Manual-winding caliber 16000 movement, emblematic of Eberhard mechanics of the period<\/li>\n<\/ul>\n<h2>Historical Context<\/h2>\n<p>Before the official introduction of the Extrafort line, Eberhard produced during the 1940s a series of chronographs now known among collectors as <em>Pre-Extrafort<\/em>. These models are characterized by substantial cases, technical design and reliable movements. The example presented here, with its 40 mm stepped stainless steel case and original dial featuring radium indexes and hands, represents one of the most attractive and sought-after configurations from this historical production.<\/p>\n","protected":false},"featured_media":19696,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[786],"product_tag":[1650],"class_list":{"0":"post-19714","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-vintage-watches","7":"product_tag-eberhard-pre-extrafort","8":"pa_marchi-eberhard-en","9":"pa_movimento-manual-winding","11":"first","12":"instock","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Eberhard Pre-Extrafort &#039;Radium Dial&#039; - Le Muse s.r.l. Orologi<\/title>\n<meta name=\"description\" content=\"Rare 1940s Eberhard Pre-Extrafort chronograph with large 40 mm stepped steel case, original radium dial and manual caliber 16000.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Eberhard Pre-Extrafort &#039;Radium Dial&#039; - Le Muse s.r.l. Orologi\" \/>\n<meta property=\"og:description\" content=\"Rare 1940s Eberhard Pre-Extrafort chronograph with large 40 mm stepped steel case, original radium dial and manual caliber 16000.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/\" \/>\n<meta property=\"og:site_name\" content=\"Le Muse s.r.l. Orologi\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-19T10:55:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.lemuseonline.com\/wp-content\/uploads\/2026\/03\/Eb3ContRad-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1476\" \/>\n\t<meta property=\"og:image:height\" content=\"2560\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Eberhard Pre-Extrafort 'Radium Dial' - Le Muse s.r.l. Orologi","description":"Rare 1940s Eberhard Pre-Extrafort chronograph with large 40 mm stepped steel case, original radium dial and manual caliber 16000.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/","og_locale":"en_US","og_type":"article","og_title":"Eberhard Pre-Extrafort 'Radium Dial' - Le Muse s.r.l. Orologi","og_description":"Rare 1940s Eberhard Pre-Extrafort chronograph with large 40 mm stepped steel case, original radium dial and manual caliber 16000.","og_url":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/","og_site_name":"Le Muse s.r.l. Orologi","article_modified_time":"2026-03-19T10:55:25+00:00","og_image":[{"width":1476,"height":2560,"url":"https:\/\/www.lemuseonline.com\/wp-content\/uploads\/2026\/03\/Eb3ContRad-scaled.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/","url":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/","name":"Eberhard Pre-Extrafort 'Radium Dial' - Le Muse s.r.l. Orologi","isPartOf":{"@id":"https:\/\/www.lemuseonline.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/#primaryimage"},"image":{"@id":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/#primaryimage"},"thumbnailUrl":"https:\/\/www.lemuseonline.com\/wp-content\/uploads\/2026\/03\/Eb3ContRad-scaled.jpg","datePublished":"2026-03-19T10:52:35+00:00","dateModified":"2026-03-19T10:55:25+00:00","description":"Rare 1940s Eberhard Pre-Extrafort chronograph with large 40 mm stepped steel case, original radium dial and manual caliber 16000.","breadcrumb":{"@id":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/#primaryimage","url":"https:\/\/www.lemuseonline.com\/wp-content\/uploads\/2026\/03\/Eb3ContRad-scaled.jpg","contentUrl":"https:\/\/www.lemuseonline.com\/wp-content\/uploads\/2026\/03\/Eb3ContRad-scaled.jpg","width":1476,"height":2560,"caption":"Eberhard Pre-Extrafort"},{"@type":"BreadcrumbList","@id":"https:\/\/www.lemuseonline.com\/en\/watches-for-sale\/eberhard-pre-extrafort-radium-dial\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.lemuseonline.com\/en\/"},{"@type":"ListItem","position":2,"name":"Home","item":"https:\/\/www.lemuseonline.com\/en\/"},{"@type":"ListItem","position":3,"name":"Eberhard Pre-Extrafort 'Radium Dial'"}]},{"@type":"WebSite","@id":"https:\/\/www.lemuseonline.com\/en\/#website","url":"https:\/\/www.lemuseonline.com\/en\/","name":"www.lemuseonline.com","description":"Orologi vintage e da collezione, riparazione orologi vintage a Milano","publisher":{"@id":"https:\/\/www.lemuseonline.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.lemuseonline.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.lemuseonline.com\/en\/#organization","name":"www.lemuseonline.com","url":"https:\/\/www.lemuseonline.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.lemuseonline.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.lemuseonline.com\/wp-content\/uploads\/2023\/06\/logo-le-muse.png","contentUrl":"https:\/\/www.lemuseonline.com\/wp-content\/uploads\/2023\/06\/logo-le-muse.png","width":400,"height":400,"caption":"www.lemuseonline.com"},"image":{"@id":"https:\/\/www.lemuseonline.com\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.instagram.com\/lemusewatches\/"]}]}},"_links":{"self":[{"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/product\/19714","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/media\/19696"}],"wp:attachment":[{"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/media?parent=19714"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/product_brand?post=19714"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/product_cat?post=19714"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.lemuseonline.com\/en\/wp-json\/wp\/v2\/product_tag?post=19714"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}