{"id":61632,"date":"2026-02-13T15:09:41","date_gmt":"2026-02-13T14:09:41","guid":{"rendered":"https:\/\/thevintageur.com\/?post_type=product&#038;p=61632"},"modified":"2026-02-20T16:17:44","modified_gmt":"2026-02-20T15:17:44","slug":"omega-seamaster-300-british-royal-navy-165-024-cassa-in-acciaio-movimento-automatico-552-del-1970","status":"publish","type":"product","link":"https:\/\/thevintageur.com\/it\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/","title":{"rendered":"Omega Seamaster 300 British Royal Navy 165-024 Cassa in acciaio inossidabile Movimento automatico 552 Dal 1970"},"content":{"rendered":"<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><strong><span class=\"selectable-text copyable-text false\">SPECIFICHE<\/span><\/strong><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Cassa in acciaio inossidabile di 41,5 mm<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Lunetta bidirezionale originale<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Inserto originale in bachelite<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Vetro originale in plastica<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Corona a vite originale<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Movimento automatico Omega 552<\/span><\/p>\n<p dir=\"ltr\">Pubblicato nel libro \"Omega Seamaster Vintage\" di Alberto Insardi (2019)<\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><strong><span class=\"selectable-text copyable-text false\">ANALISI<\/span><\/strong><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Incredibile Omega Seamaster 300 referenza 165-024 assegnato \"0552\" alla Royal Navy britannica, cassa in acciaio da 41,5 mm e movimento automatico Omega 552, del 1970.<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Questo spettacolare modello \u00e8 stato realizzato da Omega su commissione del Ministero della Difesa britannico tra il 1967 e il 1971 in un numero limitato di esemplari.<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">Soprannominato \"Big Triangle\" per il grande indice triangolare a ore 12, questo magnifico orologio tecnico presenta un quadrante nero opaco con indici trapezoidali ricoperti di pasta luminescente e numeri arabi a ore 3, 6 e 9. Al centro, a ore 12, si trova la firma Omega Automatic; a ore 6 si trova la firma Seamaster 300 sormontata da una \"T\" inscritta in un cerchio, che indica il Trizio e distingue immediatamente gli esemplari assegnati alle forze armate britanniche da quelli per uso civile. Le lancette riempite di pasta luminescente sono sovradimensionate per facilitare la lettura sott'acqua e hanno la caratteristica forma di una spada \"gladio\". La forma della lancetta dei secondi \u00e8 tipica, termina con una punta di freccia ed \u00e8 anch'essa rifinita in trizio. Il quadrante \u00e8 incorniciato dalla spessa e ampia lunetta bidirezionale originale con inserto in bachelite nera.<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">La spettacolare cassa in acciaio inossidabile di 41,5 mm termina con quattro anse che si incurvano a forma di elica. Il calibro \u00e8 alloggiato all'interno di questa robusta cassa in cui spicca la corona sovradimensionata per facilitare la presa, ed \u00e8 protetto dal fondello a vite a sei tacche sulla cui superficie sono incisi la Freccia larga e il numero di assegnazione sopra la caratteristica figura del Cavalluccio marino.<\/span><\/p>\n<p class=\"selectable-text copyable-text x15bjb6t x1n2onr6\" dir=\"ltr\"><span class=\"selectable-text copyable-text false\">All'interno di questo orologio estremamente tecnico e di grande valore storico, si trova il movimento Omega 552 a carica automatica completamente ramato, con massa oscillante bidirezionale e microregolazione a collo di cigno.<\/span><\/p>\n<p dir=\"ltr\"><span class=\"selectable-text copyable-text xkrh14z\">Questo eccezionale orologio, originale in ogni sua parte, \u00e8 presentato (pagine 150-153) nel libro in edizione limitata \"Omega Seamaster Vintage\", curato da Alberto Isnardi (Isnardi Editore, 2019).<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p><strong>Prezzo su richiesta<\/strong><\/p>","protected":false},"featured_media":63423,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[235],"product_cat":[234],"product_tag":[258],"class_list":["post-61632","product","type-product","status-publish","has-post-thumbnail","product_brand-omega","product_cat-watches","product_tag-price-on-request","first","instock","taxable","shipping-taxable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Omega Seamaster 300 British Royal Navy 165-024 Stainless Steel Case Automatic Movement 552 From 1970 - The Vintageur<\/title>\n<meta name=\"description\" content=\"SPECIFICATIONS Stainless steel case measuring 41.5mm Original bi-directional bezel Original bakelite insert Original plastic glass Original screw crown Omega automatic movement 552 Published in the book &quot;Omega Seamaster Vintage&quot; by Alberto Insardi (2019) ANALYSIS Amazing Omega Seamaster 300 reference 165-024 assigned &quot;0552&quot; to the British Royal Navy, 41.5mm steel case and automatic movement Omega 552, from 1970. This spectacular model was made by Omega on commission from the British Ministry of Defence between 1967 and 1971 in a small number of examples. Nicknamed &quot;Big Triangle&quot; because of the large triangular index at 12 o&#039;clock, this magnificent technical watch features a matt black dial with trapezoidal indexes covered in luminescent paste and Arabic numerals at 3, 6 and 9. At the center at 12 o&#039;clock is the Omega Automatic signature; at six o&#039;clock is the Seamaster 300 signature surmounted by a &quot;T&quot; inscribed in a circle, which indicates the Tritium and immediately distinguishes the specimens assigned to the British armed forces from those for civilian use. The hands filled with luminescent paste are oversized to facilitate reading underwater and are in the characteristic shape of a &quot;gladius&quot; sword. The shape of the seconds hand is typical, ending in an arrowhead and is also finished in Tritium. The dial is framed by the thick and wide original bi-directional bezel with a black Bakelite insert. The spectacular 41.5mm stainless steel case ends in four lugs that curve in a helical shape. The caliber is housed inside this sturdy case body in which the oversized crown stands out for ease of grip, and is protected by the six-notch screw case back on whose surface the Broad Arrow and the assignment number are engraved above the characteristic figure of the Seahorse. Inside this extremely technical and historically valuable watch, there is the fully copper-plated Omega 552 self-winding movement, with bi-directional oscillating weight and swan-neck micro-adjustment. This exceptional watch, original in every part, is featured (pages 150-153) in the limited-edition book &quot;Omega Seamaster Vintage,&quot; edited by Alberto Isnardi (Isnardi Editore, 2019).\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thevintageur.com\/it\/negozio\/omega-seamaster-300-british-royal-navy-165-024-cassa-in-acciaio-movimento-automatico-552-del-1970\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Omega Seamaster 300 British Royal Navy 165-024 Stainless Steel Case Automatic Movement 552 From 1970\" \/>\n<meta property=\"og:description\" content=\"SPECIFICATIONS Stainless steel case measuring 41.5mm Original bi-directional bezel Original bakelite insert Original plastic glass Original screw crown Omega automatic movement 552 Published in the book &quot;Omega Seamaster Vintage&quot; by Alberto Insardi (2019) ANALYSIS Amazing Omega Seamaster 300 reference 165-024 assigned &quot;0552&quot; to the British Royal Navy, 41.5mm steel case and automatic movement Omega 552, from 1970. This spectacular model was made by Omega on commission from the British Ministry of Defence between 1967 and 1971 in a small number of examples. Nicknamed &quot;Big Triangle&quot; because of the large triangular index at 12 o&#039;clock, this magnificent technical watch features a matt black dial with trapezoidal indexes covered in luminescent paste and Arabic numerals at 3, 6 and 9. At the center at 12 o&#039;clock is the Omega Automatic signature; at six o&#039;clock is the Seamaster 300 signature surmounted by a &quot;T&quot; inscribed in a circle, which indicates the Tritium and immediately distinguishes the specimens assigned to the British armed forces from those for civilian use. The hands filled with luminescent paste are oversized to facilitate reading underwater and are in the characteristic shape of a &quot;gladius&quot; sword. The shape of the seconds hand is typical, ending in an arrowhead and is also finished in Tritium. The dial is framed by the thick and wide original bi-directional bezel with a black Bakelite insert. The spectacular 41.5mm stainless steel case ends in four lugs that curve in a helical shape. The caliber is housed inside this sturdy case body in which the oversized crown stands out for ease of grip, and is protected by the six-notch screw case back on whose surface the Broad Arrow and the assignment number are engraved above the characteristic figure of the Seahorse. Inside this extremely technical and historically valuable watch, there is the fully copper-plated Omega 552 self-winding movement, with bi-directional oscillating weight and swan-neck micro-adjustment. This exceptional watch, original in every part, is featured (pages 150-153) in the limited-edition book &quot;Omega Seamaster Vintage,&quot; edited by Alberto Isnardi (Isnardi Editore, 2019).\" \/>\n<meta property=\"og:url\" content=\"https:\/\/thevintageur.com\/it\/negozio\/omega-seamaster-300-british-royal-navy-165-024-cassa-in-acciaio-movimento-automatico-552-del-1970\/\" \/>\n<meta property=\"og:site_name\" content=\"The Vintageur\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-20T15:17:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/thevintageur.com\/wp-content\/uploads\/2025\/05\/OMEGA-SEAMASTER-300_1_1-960x960.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"960\" \/>\n\t<meta property=\"og:image:height\" content=\"960\" \/>\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=\"Prezzo\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n\t<meta name=\"twitter:label2\" content=\"Disponibilit\u00e0\" \/>\n\t<meta name=\"twitter:data2\" content=\"In stock\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/\",\"url\":\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/\",\"name\":\"Omega Seamaster 300 British Royal Navy 165-024 Stainless Steel Case Automatic Movement 552 From 1970 - The Vintageur\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/thevintageur.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/thevintageur.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/OMEGA-SEAMASTER-300_1_1.jpg\",\"datePublished\":\"2026-02-13T14:09:41+00:00\",\"dateModified\":\"2026-02-20T15:17:44+00:00\",\"description\":\"SPECIFICATIONS Stainless steel case measuring 41.5mm Original bi-directional bezel Original bakelite insert Original plastic glass Original screw crown Omega automatic movement 552 Published in the book \\\"Omega Seamaster Vintage\\\" by Alberto Insardi (2019) ANALYSIS Amazing Omega Seamaster 300 reference 165-024 assigned \\\"0552\\\" to the British Royal Navy, 41.5mm steel case and automatic movement Omega 552, from 1970. This spectacular model was made by Omega on commission from the British Ministry of Defence between 1967 and 1971 in a small number of examples. Nicknamed \\\"Big Triangle\\\" because of the large triangular index at 12 o'clock, this magnificent technical watch features a matt black dial with trapezoidal indexes covered in luminescent paste and Arabic numerals at 3, 6 and 9. At the center at 12 o'clock is the Omega Automatic signature; at six o'clock is the Seamaster 300 signature surmounted by a \\\"T\\\" inscribed in a circle, which indicates the Tritium and immediately distinguishes the specimens assigned to the British armed forces from those for civilian use. The hands filled with luminescent paste are oversized to facilitate reading underwater and are in the characteristic shape of a \\\"gladius\\\" sword. The shape of the seconds hand is typical, ending in an arrowhead and is also finished in Tritium. The dial is framed by the thick and wide original bi-directional bezel with a black Bakelite insert. The spectacular 41.5mm stainless steel case ends in four lugs that curve in a helical shape. The caliber is housed inside this sturdy case body in which the oversized crown stands out for ease of grip, and is protected by the six-notch screw case back on whose surface the Broad Arrow and the assignment number are engraved above the characteristic figure of the Seahorse. Inside this extremely technical and historically valuable watch, there is the fully copper-plated Omega 552 self-winding movement, with bi-directional oscillating weight and swan-neck micro-adjustment. This exceptional watch, original in every part, is featured (pages 150-153) in the limited-edition book \\\"Omega Seamaster Vintage,\\\" edited by Alberto Isnardi (Isnardi Editore, 2019).\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"it-IT\",\"@id\":\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/#primaryimage\",\"url\":\"https:\\\/\\\/thevintageur.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/OMEGA-SEAMASTER-300_1_1.jpg\",\"contentUrl\":\"https:\\\/\\\/thevintageur.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/OMEGA-SEAMASTER-300_1_1.jpg\",\"width\":2013,\"height\":2013},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/thevintageur.com\\\/shop\\\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/thevintageur.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/thevintageur.com\\\/it\\\/negozio\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Omega Seamaster 300 British Royal Navy 165-024 Stainless Steel Case Automatic Movement 552 From 1970\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/thevintageur.com\\\/#website\",\"url\":\"https:\\\/\\\/thevintageur.com\\\/\",\"name\":\"The Vintageur\",\"description\":\"Your bespoke watches collection\",\"publisher\":{\"@id\":\"https:\\\/\\\/thevintageur.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/thevintageur.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"it-IT\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/thevintageur.com\\\/#organization\",\"name\":\"The Vintageur\",\"url\":\"https:\\\/\\\/thevintageur.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"it-IT\",\"@id\":\"https:\\\/\\\/thevintageur.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/thevintageur.com\\\/wp-content\\\/uploads\\\/2023\\\/12\\\/logo-dark.svg\",\"contentUrl\":\"https:\\\/\\\/thevintageur.com\\\/wp-content\\\/uploads\\\/2023\\\/12\\\/logo-dark.svg\",\"width\":392,\"height\":28,\"caption\":\"The Vintageur\"},\"image\":{\"@id\":\"https:\\\/\\\/thevintageur.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.instagram.com\\\/vintageur\\\/\"]}]}<\/script>\n<meta property=\"product:price:currency\" content=\"EUR\" \/>\n<meta property=\"og:availability\" content=\"instock\" \/>\n<meta property=\"product:availability\" content=\"instock\" \/>\n<meta property=\"product:retailer_item_id\" content=\"495\" \/>\n<meta property=\"product:condition\" content=\"new\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Omega Seamaster 300 British Royal Navy 165-024 Cassa in acciaio Movimento automatico 552 del 1970 - Il Vintageur","description":"SPECIFICHE Cassa in acciaio da 41,5 mm Lunetta bidirezionale originale Inserto in bachelite originale Vetro in plastica originale Corona a vite Movimento automatico Omega 552 Pubblicato nel libro \"Omega Seamaster Vintage\" di Alberto Insardi (2019) ANALISI Incredibile Omega Seamaster 300 referenza 165-024 assegnato \"0552\" alla Royal Navy britannica, cassa in acciaio da 41,5 mm e movimento automatico Omega 552, del 1970. Questo spettacolare modello \u00e8 stato realizzato da Omega su commissione del Ministero della Difesa britannico tra il 1967 e il 1971 in un numero limitato di esemplari. Soprannominato \"Big Triangle\" per via del grande indice triangolare a ore 12, questo magnifico orologio tecnico presenta un quadrante nero opaco con indici trapezoidali ricoperti di pasta luminescente e numeri arabi al 3, al 6 e al 9. Al centro, a ore 12, il movimento automatico Omega 552, del 1970. Al centro, a ore 12, si trova la firma Omega Automatic; a ore 6 si trova la firma Seamaster 300 sormontata da una \"T\" inscritta in un cerchio, che indica il Trizio e distingue immediatamente gli esemplari assegnati alle forze armate britanniche da quelli per uso civile. Le lancette riempite di pasta luminescente sono sovradimensionate per facilitare la lettura sott'acqua e hanno la caratteristica forma di una spada \"gladio\". La forma della lancetta dei secondi \u00e8 tipica, termina con una punta di freccia ed \u00e8 anch'essa rifinita in trizio. Il quadrante \u00e8 incorniciato dalla spessa e ampia lunetta bidirezionale originale con inserto in bachelite nera. La spettacolare cassa in acciaio da 41,5 mm termina con quattro anse che si incurvano a forma di elica. Il calibro \u00e8 alloggiato all'interno di questa robusta cassa in cui spicca la corona sovradimensionata per facilitare la presa, ed \u00e8 protetto dal fondello a vite a sei tacche sulla cui superficie sono incisi la Freccia larga e il numero di assegnazione sopra la caratteristica figura del Cavalluccio marino. All'interno di questo orologio estremamente tecnico e di grande valore storico, si trova il movimento Omega 552 a carica automatica completamente ramato, con massa oscillante bidirezionale e microregolazione a collo di cigno. Questo eccezionale orologio, originale in ogni sua parte, \u00e8 presentato (pagine 150-153) nel libro in edizione limitata \"Omega Seamaster Vintage\", curato da Alberto Isnardi (Isnardi Editore, 2019).","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:\/\/thevintageur.com\/it\/negozio\/omega-seamaster-300-british-royal-navy-165-024-cassa-in-acciaio-movimento-automatico-552-del-1970\/","og_locale":"it_IT","og_type":"article","og_title":"Omega Seamaster 300 British Royal Navy 165-024 Stainless Steel Case Automatic Movement 552 From 1970","og_description":"SPECIFICATIONS Stainless steel case measuring 41.5mm Original bi-directional bezel Original bakelite insert Original plastic glass Original screw crown Omega automatic movement 552 Published in the book \"Omega Seamaster Vintage\" by Alberto Insardi (2019) ANALYSIS Amazing Omega Seamaster 300 reference 165-024 assigned \"0552\" to the British Royal Navy, 41.5mm steel case and automatic movement Omega 552, from 1970. This spectacular model was made by Omega on commission from the British Ministry of Defence between 1967 and 1971 in a small number of examples. Nicknamed \"Big Triangle\" because of the large triangular index at 12 o'clock, this magnificent technical watch features a matt black dial with trapezoidal indexes covered in luminescent paste and Arabic numerals at 3, 6 and 9. At the center at 12 o'clock is the Omega Automatic signature; at six o'clock is the Seamaster 300 signature surmounted by a \"T\" inscribed in a circle, which indicates the Tritium and immediately distinguishes the specimens assigned to the British armed forces from those for civilian use. The hands filled with luminescent paste are oversized to facilitate reading underwater and are in the characteristic shape of a \"gladius\" sword. The shape of the seconds hand is typical, ending in an arrowhead and is also finished in Tritium. The dial is framed by the thick and wide original bi-directional bezel with a black Bakelite insert. The spectacular 41.5mm stainless steel case ends in four lugs that curve in a helical shape. The caliber is housed inside this sturdy case body in which the oversized crown stands out for ease of grip, and is protected by the six-notch screw case back on whose surface the Broad Arrow and the assignment number are engraved above the characteristic figure of the Seahorse. Inside this extremely technical and historically valuable watch, there is the fully copper-plated Omega 552 self-winding movement, with bi-directional oscillating weight and swan-neck micro-adjustment. This exceptional watch, original in every part, is featured (pages 150-153) in the limited-edition book \"Omega Seamaster Vintage,\" edited by Alberto Isnardi (Isnardi Editore, 2019).","og_url":"https:\/\/thevintageur.com\/it\/negozio\/omega-seamaster-300-british-royal-navy-165-024-cassa-in-acciaio-movimento-automatico-552-del-1970\/","og_site_name":"The Vintageur","article_modified_time":"2026-02-20T15:17:44+00:00","og_image":[{"width":960,"height":960,"url":"https:\/\/thevintageur.com\/wp-content\/uploads\/2025\/05\/OMEGA-SEAMASTER-300_1_1-960x960.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Prezzo":"","Disponibilit\u00e0":"In stock"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/","url":"https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/","name":"Omega Seamaster 300 British Royal Navy 165-024 Cassa in acciaio Movimento automatico 552 del 1970 - Il Vintageur","isPartOf":{"@id":"https:\/\/thevintageur.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/#primaryimage"},"image":{"@id":"https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/#primaryimage"},"thumbnailUrl":"https:\/\/thevintageur.com\/wp-content\/uploads\/2025\/05\/OMEGA-SEAMASTER-300_1_1.jpg","datePublished":"2026-02-13T14:09:41+00:00","dateModified":"2026-02-20T15:17:44+00:00","description":"SPECIFICHE Cassa in acciaio da 41,5 mm Lunetta bidirezionale originale Inserto in bachelite originale Vetro in plastica originale Corona a vite Movimento automatico Omega 552 Pubblicato nel libro \"Omega Seamaster Vintage\" di Alberto Insardi (2019) ANALISI Incredibile Omega Seamaster 300 referenza 165-024 assegnato \"0552\" alla Royal Navy britannica, cassa in acciaio da 41,5 mm e movimento automatico Omega 552, del 1970. Questo spettacolare modello \u00e8 stato realizzato da Omega su commissione del Ministero della Difesa britannico tra il 1967 e il 1971 in un numero limitato di esemplari. Soprannominato \"Big Triangle\" per via del grande indice triangolare a ore 12, questo magnifico orologio tecnico presenta un quadrante nero opaco con indici trapezoidali ricoperti di pasta luminescente e numeri arabi al 3, al 6 e al 9. Al centro, a ore 12, il movimento automatico Omega 552, del 1970. Al centro, a ore 12, si trova la firma Omega Automatic; a ore 6 si trova la firma Seamaster 300 sormontata da una \"T\" inscritta in un cerchio, che indica il Trizio e distingue immediatamente gli esemplari assegnati alle forze armate britanniche da quelli per uso civile. Le lancette riempite di pasta luminescente sono sovradimensionate per facilitare la lettura sott'acqua e hanno la caratteristica forma di una spada \"gladio\". La forma della lancetta dei secondi \u00e8 tipica, termina con una punta di freccia ed \u00e8 anch'essa rifinita in trizio. Il quadrante \u00e8 incorniciato dalla spessa e ampia lunetta bidirezionale originale con inserto in bachelite nera. La spettacolare cassa in acciaio da 41,5 mm termina con quattro anse che si incurvano a forma di elica. Il calibro \u00e8 alloggiato all'interno di questa robusta cassa in cui spicca la corona sovradimensionata per facilitare la presa, ed \u00e8 protetto dal fondello a vite a sei tacche sulla cui superficie sono incisi la Freccia larga e il numero di assegnazione sopra la caratteristica figura del Cavalluccio marino. All'interno di questo orologio estremamente tecnico e di grande valore storico, si trova il movimento Omega 552 a carica automatica completamente ramato, con massa oscillante bidirezionale e microregolazione a collo di cigno. Questo eccezionale orologio, originale in ogni sua parte, \u00e8 presentato (pagine 150-153) nel libro in edizione limitata \"Omega Seamaster Vintage\", curato da Alberto Isnardi (Isnardi Editore, 2019).","breadcrumb":{"@id":"https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/#breadcrumb"},"inLanguage":"it-IT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/"]}]},{"@type":"ImageObject","inLanguage":"it-IT","@id":"https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/#primaryimage","url":"https:\/\/thevintageur.com\/wp-content\/uploads\/2025\/05\/OMEGA-SEAMASTER-300_1_1.jpg","contentUrl":"https:\/\/thevintageur.com\/wp-content\/uploads\/2025\/05\/OMEGA-SEAMASTER-300_1_1.jpg","width":2013,"height":2013},{"@type":"BreadcrumbList","@id":"https:\/\/thevintageur.com\/shop\/omega-seamaster-300-british-royal-navy-165-024-stainless-steel-case-automatic-movement-552-from-1970\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/thevintageur.com\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/thevintageur.com\/it\/negozio\/"},{"@type":"ListItem","position":3,"name":"Omega Seamaster 300 British Royal Navy 165-024 Stainless Steel Case Automatic Movement 552 From 1970"}]},{"@type":"WebSite","@id":"https:\/\/thevintageur.com\/#website","url":"https:\/\/thevintageur.com\/","name":"Il Vintageur","description":"La vostra collezione di orologi su misura","publisher":{"@id":"https:\/\/thevintageur.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/thevintageur.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"it-IT"},{"@type":"Organization","@id":"https:\/\/thevintageur.com\/#organization","name":"Il Vintageur","url":"https:\/\/thevintageur.com\/","logo":{"@type":"ImageObject","inLanguage":"it-IT","@id":"https:\/\/thevintageur.com\/#\/schema\/logo\/image\/","url":"https:\/\/thevintageur.com\/wp-content\/uploads\/2023\/12\/logo-dark.svg","contentUrl":"https:\/\/thevintageur.com\/wp-content\/uploads\/2023\/12\/logo-dark.svg","width":392,"height":28,"caption":"The Vintageur"},"image":{"@id":"https:\/\/thevintageur.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.instagram.com\/vintageur\/"]}]},"product_price_currency":"EUR","og_availability":"instock","product_availability":"instock","product_retailer_item_id":"495","product_condition":"new"},"_links":{"self":[{"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/product\/61632","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/comments?post=61632"}],"version-history":[{"count":2,"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/product\/61632\/revisions"}],"predecessor-version":[{"id":63410,"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/product\/61632\/revisions\/63410"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/media\/63423"}],"wp:attachment":[{"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/media?parent=61632"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/product_brand?post=61632"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/product_cat?post=61632"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/thevintageur.com\/it\/wp-json\/wp\/v2\/product_tag?post=61632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}