{"id":31816,"date":"2023-10-23T17:42:36","date_gmt":"2023-10-23T15:42:36","guid":{"rendered":"https:\/\/swiss-watch-passport.ch\/henri-grandjean-marque-horlogere-suisse-historique\/"},"modified":"2025-01-05T01:03:24","modified_gmt":"2025-01-05T00:03:24","slug":"henri-grandjean-marque-horlogere-suisse-historique","status":"publish","type":"post","link":"https:\/\/swiss-watch-passport.ch\/en\/henri-grandjean-marque-horlogere-suisse-historique\/","title":{"rendered":"Swiss watchmaking: Henri Grandjean, the last great historical family name"},"content":{"rendered":"","protected":true},"excerpt":{"rendered":"","protected":true},"author":2,"featured_media":19056,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3592,3577,3597],"tags":[4044,4529,7146,3638,7147,3640,3642,7148,7149,3644,7150,3645,3646,3996,3649,3650,3651,3653,4196,3654,3655,4646,3657,3658,3659],"class_list":["post-31816","post","type-post","status-publish","format-standard","post-password-required","hentry","category-brands","category-famous-watchmakers","category-whos","tag-audemars-piguet-en","tag-breguet-en","tag-conseil-federal-en","tag-cotraitants-en","tag-dubois-depraz-en","tag-editorinchief-en","tag-fournisseurs-en","tag-gravelec-en","tag-gruen-en","tag-horlogerie-en","tag-joel-grandjean-en","tag-journalsuissehorlogerie-en","tag-jsh1876-en","tag-piaget-en","tag-ppdc-en","tag-prowatch-en","tag-rolex-en","tag-swisswatchpassport-en","tag-tag-heuer-en","tag-tagpress41-en","tag-therightplace2be-en","tag-unesco-en","tag-watchcafe-en","tag-watchmaking-en","tag-watchpassport-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Swiss watchmaking: Henri Grandjean, the last great historical family name - Watch Passports by JSH\u00ae<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/swiss-watch-passport.ch\/en\/henri-grandjean-marque-horlogere-suisse-historique\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Swiss watchmaking: Henri Grandjean, the last great historical family name - Watch Passports by JSH\u00ae\" \/>\n<meta property=\"og:description\" content=\"There is no excerpt because this is a protected post.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/swiss-watch-passport.ch\/en\/henri-grandjean-marque-horlogere-suisse-historique\/\" \/>\n<meta property=\"og:site_name\" content=\"Watch Passports by JSH\u00ae\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/joel.grandjean\" \/>\n<meta property=\"article:published_time\" content=\"2023-10-23T15:42:36+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-01-05T00:03:24+00:00\" \/>\n<meta name=\"author\" content=\"\u270d Joel A. 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