L'\u00e9tanch\u00e9it\u00e9 dans l'horlogerie : ce que les \"m\u00e8tres\" ne vous disent pas<\/title>\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=League+Spartan:wght@300;400;500;600;700&display=swap\" rel=\"stylesheet\">\n <style>\n * {\n margin: 0;\n padding: 0;\n box-sizing: border-box;\n }\n\n body {\n font-family: 'League Spartan', sans-serif;\n line-height: 1.7;\n color: #ffffff;\n background: #1a1a1a;\n }\n\n .header {\n color: #fff;\n padding: 3rem 2rem 2rem;\n text-align: left;\n border-bottom: 3px solid #c9a961;\n }\n\n .header-content {\n max-width: 1000px;\n margin: 0 auto;\n }\n\n h1 {\n font-size: 2.5rem;\n font-weight: 700;\n margin-bottom: 0.5rem;\n letter-spacing: -0.5px;\n line-height: 1.2;\n }\n\n .subtitle {\n font-size: 1.1rem;\n opacity: 0.85;\n font-weight: 400;\n letter-spacing: 0.5px;\n }\n\n .container {\n max-width: 1000px;\n margin: 0 auto;\n padding: 3rem 2rem;\n background: transparent;\n }\n\n .intro {\n background: transparent;\n padding: 0 0 2rem 0;\n margin-bottom: 2rem;\n font-size: 1.05rem;\n }\n\n .intro p {\n font-weight: 400;\n color: #ffffff;\n line-height: 1.8;\n margin-bottom: 1.2rem;\n }\n\n .section {\n background: transparent;\n padding: 0 0 2rem 0;\n margin-bottom: 2rem;\n }\n\n h2 {\n font-size: 1.5rem;\n color: #ffffff;\n margin-bottom: 1.5rem;\n padding-bottom: 0.5rem;\n border-bottom: 1px solid rgba(255, 255, 255, 0.1);\n font-weight: 600;\n letter-spacing: 0.3px;\n }\n\n h2::before {\n content: attr(data-icon);\n margin-right: 0.5rem;\n }\n\n p {\n margin-bottom: 1.2rem;\n font-weight: 400;\n font-size: 1rem;\n line-height: 1.8;\n color: #ffffff;\n }\n\n .highlight {\n background: linear-gradient(180deg, transparent 60%, #c9a96150 60%);\n padding: 0 4px;\n font-weight: 600;\n }\n\n .image-container {\n margin: 2.5rem 0;\n text-align: center;\n }\n\n .image-container img {\n width: 100%;\n max-width: 100%;\n height: auto;\n cursor: zoom-in;\n transition: opacity 0.3s ease;\n }\n\n .image-container img:hover {\n opacity: 0.9;\n }\n\n .image-caption {\n margin-top: 0.75rem;\n font-size: 0.9rem;\n color: #b0b0b0;\n font-style: italic;\n font-weight: 400;\n }\n\n \/* Lightbox pour zoom d'image *\/\n .lightbox {\n display: none;\n position: fixed;\n z-index: 9999;\n top: 0;\n left: 0;\n width: 100%;\n height: 100%;\n background: rgba(0, 0, 0, 0.95);\n align-items: center;\n justify-content: center;\n cursor: zoom-out;\n }\n\n .lightbox.active {\n display: flex;\n }\n\n .lightbox img {\n max-width: 95%;\n max-height: 95%;\n object-fit: contain;\n box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);\n }\n\n .lightbox-close {\n position: absolute;\n top: 20px;\n right: 30px;\n font-size: 40px;\n color: white;\n cursor: pointer;\n font-weight: 300;\n z-index: 10000;\n }\n\n .lightbox-close:hover {\n color: #c9a961;\n }\n\n .info-box {\n background: rgba(201, 169, 97, 0.1);\n border-left: 4px solid #c9a961;\n padding: 1.5rem;\n padding-left: 1.5rem;\n margin: 2rem 0;\n }\n\n .info-box p {\n margin-bottom: 0.8rem;\n font-weight: 500;\n }\n\n .info-box p:last-child {\n margin-bottom: 0;\n }\n\n .info-list {\n list-style: none;\n padding: 0;\n margin: 1.5rem 0;\n }\n\n .info-list li {\n padding: 0.8rem 0;\n border-bottom: 1px solid rgba(255, 255, 255, 0.05);\n line-height: 1.6;\n }\n\n .info-list li:last-child {\n border-bottom: none;\n }\n\n .info-list strong {\n color: #c9a961;\n font-weight: 600;\n display: inline-block;\n min-width: 120px;\n }\n\n .checklist {\n background: transparent;\n padding: 2rem 0;\n margin: 2rem 0;\n border-left: 4px solid #28a745;\n padding-left: 1.5rem;\n }\n\n .checklist h3 {\n font-size: 1.2rem;\n color: #ffffff;\n margin-bottom: 1.2rem;\n font-weight: 600;\n }\n\n .checklist ul {\n list-style: none;\n padding: 0;\n }\n\n .checklist li {\n padding: 0.5rem 0;\n padding-left: 2rem;\n position: relative;\n line-height: 1.6;\n }\n\n .checklist li::before {\n content: \"\u2714\ufe0f\";\n position: absolute;\n left: 0;\n }\n\n strong {\n color: #ffffff;\n font-weight: 600;\n }\n\n @media (max-width: 768px) {\n h1 {\n font-size: 1.8rem;\n }\n\n h2 {\n font-size: 1.3rem;\n }\n\n .container {\n padding: 2rem 1.5rem;\n }\n\n .header {\n padding: 2rem 1.5rem;\n }\n\n .info-list strong {\n display: block;\n margin-bottom: 0.3rem;\n }\n }\n <\/style>\n<\/head>\n<body>\n <div class=\"header\">\n <div class=\"header-content\">\n <h1>L'\u00e9tanch\u00e9it\u00e9 dans l'horlogerie : ce que les \"m\u00e8tres\" ne vous disent pas<\/h1>\n <\/div>\n <\/div>\n\n <div class=\"container\">\n <div class=\"intro\">\n <p>L'univers horloger est truff\u00e9 de codes et de terminologies techniques. Parmi eux, un chiffre attire souvent l'\u0153il : l'indication de l'\u00e9tanch\u00e9it\u00e9.<\/p>\n <p>On y lit \"50M\", \"100M\", \"200M\"\u2026 et beaucoup en d\u00e9duisent naturellement qu'il s'agit de la profondeur maximale \u00e0 laquelle on peut plonger avec la montre. C'est une erreur courante\u2026 mais cruciale.<\/p>\n <\/div>\n\n <div class=\"section\">\n <h2 data-icon=\"\ud83c\udf0a\">Ce que signifient r\u00e9ellement les m\u00e8tres<\/h2>\n <p>En horlogerie, les indications comme \"100 m\u00e8tres\" ou \"10 ATM\" ne correspondent pas \u00e0 une profondeur r\u00e9elle d'utilisation, mais \u00e0 une <span class=\"highlight\">pression th\u00e9orique mesur\u00e9e en laboratoire<\/span>.<\/p>\n <p>Ces tests sont souvent r\u00e9alis\u00e9s dans des conditions id\u00e9ales, statiques, sans mouvements brusques, sans chocs thermiques, et surtout sans variations de pression comme on en rencontre dans un vrai environnement aquatique.<\/p>\n \n <div class=\"image-container\">\n <img decoding=\"async\" src=\"https:\/\/atelier-bang.com\/wp-content\/uploads\/2026\/01\/Design-sans-titre-6-scaled-e1769427371774.png\" alt=\"Test d'\u00e9tanch\u00e9it\u00e9 en laboratoire\" onclick=\"openLightbox(this)\">\n <p class=\"image-caption\">Tests d'\u00e9tanch\u00e9it\u00e9 en conditions contr\u00f4l\u00e9es : la r\u00e9alit\u00e9 est souvent plus exigeante<\/p>\n <\/div>\n <\/div>\n\n <div class=\"info-box\">\n <p><strong>\u27a1\ufe0f 100 m\u00e8tres d'\u00e9tanch\u00e9it\u00e9 ne signifie pas que vous pouvez plonger \u00e0 100 m\u00e8tres de profondeur.<\/strong><\/p>\n <p>En r\u00e9alit\u00e9 :<\/p>\n <\/div>\n\n <ul class=\"info-list\">\n <li><strong>30M \/ 3 ATM :<\/strong> R\u00e9siste aux \u00e9claboussures ou \u00e0 la pluie. Pas de bain, pas de douche.<\/li>\n <li><strong>50M \/ 5 ATM :<\/strong> OK pour la douche, pas pour la baignade.<\/li>\n <li><strong>100M \/ 10 ATM :<\/strong> Adapt\u00e9e \u00e0 la natation en surface, mais pas \u00e0 la plong\u00e9e.<\/li>\n <li><strong>200M \/ 20 ATM :<\/strong> Convient \u00e0 la plong\u00e9e libre, mais pas toujours \u00e0 la plong\u00e9e bouteille sans v\u00e9rification pr\u00e9cise.<\/li>\n <\/ul>\n\n <div class=\"section\">\n <h2 data-icon=\"\u2699\ufe0f\">L'approche bang : une vraie \u00e9tanch\u00e9it\u00e9, pas une promesse<\/h2>\n <p>Chez <strong>bang<\/strong>, toutes nos montres sont con\u00e7ues avec une <span class=\"highlight\">triple \u00e9tanch\u00e9it\u00e9 de couronne<\/span>, des joints de haute pr\u00e9cision, et des verres saphir aussi bien \u00e0 l'avant qu'\u00e0 l'arri\u00e8re. Nous garantissons une \u00e9tanch\u00e9it\u00e9 r\u00e9elle de 100 m\u00e8tres, valid\u00e9e dans des conditions proches de la r\u00e9alit\u00e9.<\/p>\n \n <div class=\"image-container\">\n <img decoding=\"async\" src=\"https:\/\/atelier-bang.com\/wp-content\/uploads\/2026\/02\/S3e432bd028f94a6c82e2f7e1343f59162.avif\" alt=\"Triple \u00e9tanch\u00e9it\u00e9 de couronne bang\" onclick=\"openLightbox(this)\">\n <p class=\"image-caption\">Triple \u00e9tanch\u00e9it\u00e9 de couronne et joints haute pr\u00e9cision : notre standard de qualit\u00e9<\/p>\n <\/div>\n \n <p>Cela signifie que nos mod\u00e8les peuvent vous accompagner sous la douche, en mer, en piscine, ou sous la pluie, sans faillir.<\/p>\n <p>Mais si vous pratiquez la plong\u00e9e s\u00e9rieusement, nous vous recommandons toujours de choisir un mod\u00e8le sp\u00e9cifiquement con\u00e7u pour cela, avec certification de type ISO 6425.<\/p>\n <\/div>\n\n <div class=\"checklist\">\n <h3>En r\u00e9sum\u00e9 :<\/h3>\n <ul>\n <li>Ne vous fiez pas uniquement aux m\u00e8tres affich\u00e9s.<\/li>\n <li>Comprenez ce que votre montre peut r\u00e9ellement encaisser.<\/li>\n <li>Demandez toujours des pr\u00e9cisions sur la construction et les tests d'\u00e9tanch\u00e9it\u00e9.<\/li>\n <li>Chez <strong>bang<\/strong>, la performance n'est pas qu'une promesse : c'est une exigence technique.<\/li>\n <\/ul>\n <\/div>\n <\/div>\n\n \n <div class=\"lightbox\" id=\"lightbox\" onclick=\"closeLightbox()\">\n <span class=\"lightbox-close\" onclick=\"closeLightbox()\">×<\/span>\n <img decoding=\"async\" id=\"lightbox-img\" src=\"\" alt=\"\">\n <\/div>\n\n <script>\n function openLightbox(img) {\n const lightbox = document.getElementById('lightbox');\n const lightboxImg = document.getElementById('lightbox-img');\n lightboxImg.src = img.src;\n lightboxImg.alt = img.alt;\n lightbox.classList.add('active');\n document.body.style.overflow = 'hidden';\n }\n\n function closeLightbox() {\n const lightbox = document.getElementById('lightbox');\n lightbox.classList.remove('active');\n document.body.style.overflow = 'auto';\n }\n\n \/\/ Fermer avec la touche \u00c9chap\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeLightbox();\n }\n });\n <\/script>\n<\/body>\n<\/html>\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/div><\/div><\/div><\/div><div class=\"vc_row-full-width vc_clearfix\"><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>D\u00e9couvrez comment l’\u00e9tanch\u00e9it\u00e9 en horlogerie fonctionne !<\/p>","protected":false},"author":1,"featured_media":9562,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[8],"class_list":["post-8852","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mecanique","tag-news"],"yoast_head":"\n<title>NH35 : le mouvement automatique fiable, abordable et populaire<\/title>\n<meta name=\"description\" content=\"Tout savoir sur le NH35 : son origine, ses variantes (NH36, NH34), ses sp\u00e9cificit\u00e9s techniques et les marques de montres qui l'utilisent. 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Le calibre automatique japonais incontournable.","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:\/\/atelier-bang.com\/en\/etancheite-en-horlogerie\/","og_locale":"en_US","og_type":"article","og_title":"NH35 : le mouvement automatique fiable, abordable et populaire","og_description":"Tout savoir sur le NH35 : son origine, ses variantes (NH36, NH34), ses sp\u00e9cificit\u00e9s techniques et les marques de montres qui l'utilisent. Le calibre automatique japonais incontournable.","og_url":"https:\/\/atelier-bang.com\/en\/etancheite-en-horlogerie\/","og_site_name":"bang. atelier de montres uniques","article_published_time":"2025-05-19T09:46:25+00:00","article_modified_time":"2026-02-02T10:43:09+00:00","og_image":[{"width":1300,"height":867,"url":"https:\/\/atelier-bang.com\/wp-content\/uploads\/2026\/01\/Design-sans-titre-6-scaled-e1769427371774-1300x867.png","type":"image\/png"}],"author":"Equipe bang.","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Equipe bang.","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/#article","isPartOf":{"@id":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/"},"author":{"name":"Equipe bang.","@id":"https:\/\/atelier-bang.com\/#\/schema\/person\/ccdb56fee4dc3a09f674e39e30b97f8b"},"headline":"L\u2019\u00e9tanch\u00e9it\u00e9 dans l\u2019horlogerie : ce que les \u00ab\u00a0m\u00e8tres\u00a0\u00bb ne vous disent pas","datePublished":"2025-05-19T09:46:25+00:00","dateModified":"2026-02-02T10:43:09+00:00","mainEntityOfPage":{"@id":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/"},"wordCount":1286,"publisher":{"@id":"https:\/\/atelier-bang.com\/#organization"},"image":{"@id":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/#primaryimage"},"thumbnailUrl":"https:\/\/atelier-bang.com\/wp-content\/uploads\/2026\/01\/Design-sans-titre-6-scaled-e1769427371774.png","keywords":["News"],"articleSection":["MECANIQUE"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/","url":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/","name":"NH35 : le mouvement automatique fiable, abordable et populaire","isPartOf":{"@id":"https:\/\/atelier-bang.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/#primaryimage"},"image":{"@id":"https:\/\/atelier-bang.com\/etancheite-en-horlogerie\/#primaryimage"},"thumbnailUrl":"https:\/\/atelier-bang.com\/wp-content\/uploads\/2026\/01\/Design-sans-titre-6-scaled-e1769427371774.png","datePublished":"2025-05-19T09:46:25+00:00","dateModified":"2026-02-02T10:43:09+00:00","description":"Tout savoir sur le NH35 : son origine, ses variantes (NH36, NH34), ses sp\u00e9cificit\u00e9s techniques et les marques de montres qui l'utilisent. 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\r\n\t\t\t\n\n\n \n \n L'\u00e9tanch\u00e9it\u00e9 dans l'horlogerie : ce que les \"m\u00e8tres\" ne vous disent pas<\/title>\n <link href=\"https:\/\/fonts.googleapis.com\/css2?family=League+Spartan:wght@300;400;500;600;700&display=swap\" rel=\"stylesheet\">\n <style>\n * {\n margin: 0;\n padding: 0;\n box-sizing: border-box;\n }\n\n body {\n font-family: 'League Spartan', sans-serif;\n line-height: 1.7;\n color: #ffffff;\n background: #1a1a1a;\n }\n\n .header {\n color: #fff;\n padding: 3rem 2rem 2rem;\n text-align: left;\n border-bottom: 3px solid #c9a961;\n }\n\n .header-content {\n max-width: 1000px;\n margin: 0 auto;\n }\n\n h1 {\n font-size: 2.5rem;\n font-weight: 700;\n margin-bottom: 0.5rem;\n letter-spacing: -0.5px;\n line-height: 1.2;\n }\n\n .subtitle {\n font-size: 1.1rem;\n opacity: 0.85;\n font-weight: 400;\n letter-spacing: 0.5px;\n }\n\n .container {\n max-width: 1000px;\n margin: 0 auto;\n padding: 3rem 2rem;\n background: transparent;\n }\n\n .intro {\n background: transparent;\n padding: 0 0 2rem 0;\n margin-bottom: 2rem;\n font-size: 1.05rem;\n }\n\n .intro p {\n font-weight: 400;\n color: #ffffff;\n line-height: 1.8;\n margin-bottom: 1.2rem;\n }\n\n .section {\n background: transparent;\n padding: 0 0 2rem 0;\n margin-bottom: 2rem;\n }\n\n h2 {\n font-size: 1.5rem;\n color: #ffffff;\n margin-bottom: 1.5rem;\n padding-bottom: 0.5rem;\n border-bottom: 1px solid rgba(255, 255, 255, 0.1);\n font-weight: 600;\n letter-spacing: 0.3px;\n }\n\n h2::before {\n content: attr(data-icon);\n margin-right: 0.5rem;\n }\n\n p {\n margin-bottom: 1.2rem;\n font-weight: 400;\n font-size: 1rem;\n line-height: 1.8;\n color: #ffffff;\n }\n\n .highlight {\n background: linear-gradient(180deg, transparent 60%, #c9a96150 60%);\n padding: 0 4px;\n font-weight: 600;\n }\n\n .image-container {\n margin: 2.5rem 0;\n text-align: center;\n }\n\n .image-container img {\n width: 100%;\n max-width: 100%;\n height: auto;\n cursor: zoom-in;\n transition: opacity 0.3s ease;\n }\n\n .image-container img:hover {\n opacity: 0.9;\n }\n\n .image-caption {\n margin-top: 0.75rem;\n font-size: 0.9rem;\n color: #b0b0b0;\n font-style: italic;\n font-weight: 400;\n }\n\n \/* Lightbox pour zoom d'image *\/\n .lightbox {\n display: none;\n position: fixed;\n z-index: 9999;\n top: 0;\n left: 0;\n width: 100%;\n height: 100%;\n background: rgba(0, 0, 0, 0.95);\n align-items: center;\n justify-content: center;\n cursor: zoom-out;\n }\n\n .lightbox.active {\n display: flex;\n }\n\n .lightbox img {\n max-width: 95%;\n max-height: 95%;\n object-fit: contain;\n box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);\n }\n\n .lightbox-close {\n position: absolute;\n top: 20px;\n right: 30px;\n font-size: 40px;\n color: white;\n cursor: pointer;\n font-weight: 300;\n z-index: 10000;\n }\n\n .lightbox-close:hover {\n color: #c9a961;\n }\n\n .info-box {\n background: rgba(201, 169, 97, 0.1);\n border-left: 4px solid #c9a961;\n padding: 1.5rem;\n padding-left: 1.5rem;\n margin: 2rem 0;\n }\n\n .info-box p {\n margin-bottom: 0.8rem;\n font-weight: 500;\n }\n\n .info-box p:last-child {\n margin-bottom: 0;\n }\n\n .info-list {\n list-style: none;\n padding: 0;\n margin: 1.5rem 0;\n }\n\n .info-list li {\n padding: 0.8rem 0;\n border-bottom: 1px solid rgba(255, 255, 255, 0.05);\n line-height: 1.6;\n }\n\n .info-list li:last-child {\n border-bottom: none;\n }\n\n .info-list strong {\n color: #c9a961;\n font-weight: 600;\n display: inline-block;\n min-width: 120px;\n }\n\n .checklist {\n background: transparent;\n padding: 2rem 0;\n margin: 2rem 0;\n border-left: 4px solid #28a745;\n padding-left: 1.5rem;\n }\n\n .checklist h3 {\n font-size: 1.2rem;\n color: #ffffff;\n margin-bottom: 1.2rem;\n font-weight: 600;\n }\n\n .checklist ul {\n list-style: none;\n padding: 0;\n }\n\n .checklist li {\n padding: 0.5rem 0;\n padding-left: 2rem;\n position: relative;\n line-height: 1.6;\n }\n\n .checklist li::before {\n content: \"\u2714\ufe0f\";\n position: absolute;\n left: 0;\n }\n\n strong {\n color: #ffffff;\n font-weight: 600;\n }\n\n @media (max-width: 768px) {\n h1 {\n font-size: 1.8rem;\n }\n\n h2 {\n font-size: 1.3rem;\n }\n\n .container {\n padding: 2rem 1.5rem;\n }\n\n .header {\n padding: 2rem 1.5rem;\n }\n\n .info-list strong {\n display: block;\n margin-bottom: 0.3rem;\n }\n }\n <\/style>\n<\/head>\n<body>\n <div class=\"header\">\n <div class=\"header-content\">\n <h1>L'\u00e9tanch\u00e9it\u00e9 dans l'horlogerie : ce que les \"m\u00e8tres\" ne vous disent pas<\/h1>\n <\/div>\n <\/div>\n\n <div class=\"container\">\n <div class=\"intro\">\n <p>L'univers horloger est truff\u00e9 de codes et de terminologies techniques. Parmi eux, un chiffre attire souvent l'\u0153il : l'indication de l'\u00e9tanch\u00e9it\u00e9.<\/p>\n <p>On y lit \"50M\", \"100M\", \"200M\"\u2026 et beaucoup en d\u00e9duisent naturellement qu'il s'agit de la profondeur maximale \u00e0 laquelle on peut plonger avec la montre. C'est une erreur courante\u2026 mais cruciale.<\/p>\n <\/div>\n\n <div class=\"section\">\n <h2 data-icon=\"\ud83c\udf0a\">Ce que signifient r\u00e9ellement les m\u00e8tres<\/h2>\n <p>En horlogerie, les indications comme \"100 m\u00e8tres\" ou \"10 ATM\" ne correspondent pas \u00e0 une profondeur r\u00e9elle d'utilisation, mais \u00e0 une <span class=\"highlight\">pression th\u00e9orique mesur\u00e9e en laboratoire<\/span>.<\/p>\n <p>Ces tests sont souvent r\u00e9alis\u00e9s dans des conditions id\u00e9ales, statiques, sans mouvements brusques, sans chocs thermiques, et surtout sans variations de pression comme on en rencontre dans un vrai environnement aquatique.<\/p>\n \n <div class=\"image-container\">\n <img decoding=\"async\" src=\"https:\/\/atelier-bang.com\/wp-content\/uploads\/2026\/01\/Design-sans-titre-6-scaled-e1769427371774.png\" alt=\"Test d'\u00e9tanch\u00e9it\u00e9 en laboratoire\" onclick=\"openLightbox(this)\">\n <p class=\"image-caption\">Tests d'\u00e9tanch\u00e9it\u00e9 en conditions contr\u00f4l\u00e9es : la r\u00e9alit\u00e9 est souvent plus exigeante<\/p>\n <\/div>\n <\/div>\n\n <div class=\"info-box\">\n <p><strong>\u27a1\ufe0f 100 m\u00e8tres d'\u00e9tanch\u00e9it\u00e9 ne signifie pas que vous pouvez plonger \u00e0 100 m\u00e8tres de profondeur.<\/strong><\/p>\n <p>En r\u00e9alit\u00e9 :<\/p>\n <\/div>\n\n <ul class=\"info-list\">\n <li><strong>30M \/ 3 ATM :<\/strong> R\u00e9siste aux \u00e9claboussures ou \u00e0 la pluie. Pas de bain, pas de douche.<\/li>\n <li><strong>50M \/ 5 ATM :<\/strong> OK pour la douche, pas pour la baignade.<\/li>\n <li><strong>100M \/ 10 ATM :<\/strong> Adapt\u00e9e \u00e0 la natation en surface, mais pas \u00e0 la plong\u00e9e.<\/li>\n <li><strong>200M \/ 20 ATM :<\/strong> Convient \u00e0 la plong\u00e9e libre, mais pas toujours \u00e0 la plong\u00e9e bouteille sans v\u00e9rification pr\u00e9cise.<\/li>\n <\/ul>\n\n <div class=\"section\">\n <h2 data-icon=\"\u2699\ufe0f\">L'approche bang : une vraie \u00e9tanch\u00e9it\u00e9, pas une promesse<\/h2>\n <p>Chez <strong>bang<\/strong>, toutes nos montres sont con\u00e7ues avec une <span class=\"highlight\">triple \u00e9tanch\u00e9it\u00e9 de couronne<\/span>, des joints de haute pr\u00e9cision, et des verres saphir aussi bien \u00e0 l'avant qu'\u00e0 l'arri\u00e8re. Nous garantissons une \u00e9tanch\u00e9it\u00e9 r\u00e9elle de 100 m\u00e8tres, valid\u00e9e dans des conditions proches de la r\u00e9alit\u00e9.<\/p>\n \n <div class=\"image-container\">\n <img decoding=\"async\" src=\"https:\/\/atelier-bang.com\/wp-content\/uploads\/2026\/02\/S3e432bd028f94a6c82e2f7e1343f59162.avif\" alt=\"Triple \u00e9tanch\u00e9it\u00e9 de couronne bang\" onclick=\"openLightbox(this)\">\n <p class=\"image-caption\">Triple \u00e9tanch\u00e9it\u00e9 de couronne et joints haute pr\u00e9cision : notre standard de qualit\u00e9<\/p>\n <\/div>\n \n <p>Cela signifie que nos mod\u00e8les peuvent vous accompagner sous la douche, en mer, en piscine, ou sous la pluie, sans faillir.<\/p>\n <p>Mais si vous pratiquez la plong\u00e9e s\u00e9rieusement, nous vous recommandons toujours de choisir un mod\u00e8le sp\u00e9cifiquement con\u00e7u pour cela, avec certification de type ISO 6425.<\/p>\n <\/div>\n\n <div class=\"checklist\">\n <h3>En r\u00e9sum\u00e9 :<\/h3>\n <ul>\n <li>Ne vous fiez pas uniquement aux m\u00e8tres affich\u00e9s.<\/li>\n <li>Comprenez ce que votre montre peut r\u00e9ellement encaisser.<\/li>\n <li>Demandez toujours des pr\u00e9cisions sur la construction et les tests d'\u00e9tanch\u00e9it\u00e9.<\/li>\n <li>Chez <strong>bang<\/strong>, la performance n'est pas qu'une promesse : c'est une exigence technique.<\/li>\n <\/ul>\n <\/div>\n <\/div>\n\n \n <div class=\"lightbox\" id=\"lightbox\" onclick=\"closeLightbox()\">\n <span class=\"lightbox-close\" onclick=\"closeLightbox()\">×<\/span>\n <img decoding=\"async\" id=\"lightbox-img\" src=\"\" alt=\"\">\n <\/div>\n\n <script>\n function openLightbox(img) {\n const lightbox = document.getElementById('lightbox');\n const lightboxImg = document.getElementById('lightbox-img');\n lightboxImg.src = img.src;\n lightboxImg.alt = img.alt;\n lightbox.classList.add('active');\n document.body.style.overflow = 'hidden';\n }\n\n function closeLightbox() {\n const lightbox = document.getElementById('lightbox');\n lightbox.classList.remove('active');\n document.body.style.overflow = 'auto';\n }\n\n \/\/ Fermer avec la touche \u00c9chap\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeLightbox();\n }\n });\n <\/script>\n<\/body>\n<\/html>\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/div><\/div><\/div><\/div><div class=\"vc_row-full-width vc_clearfix\"><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>D\u00e9couvrez comment l’\u00e9tanch\u00e9it\u00e9 en horlogerie fonctionne !<\/p>","protected":false},"author":1,"featured_media":9562,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[8],"class_list":["post-8852","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mecanique","tag-news"],"yoast_head":"\n<title>NH35 : le mouvement automatique fiable, abordable et populaire<\/title>\n<meta name=\"description\" content=\"Tout savoir sur le NH35 : son origine, ses variantes (NH36, NH34), ses sp\u00e9cificit\u00e9s techniques et les marques de montres qui l'utilisent. 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