{"id":157808,"date":"2025-09-12T03:47:30","date_gmt":"2025-09-12T01:47:30","guid":{"rendered":"https:\/\/lionel-meylan.ch\/produit\/defy-chronograph-usm-4\/"},"modified":"2026-04-30T16:19:33","modified_gmt":"2026-04-30T14:19:33","slug":"defy-chronograph-usm-4","status":"publish","type":"product","link":"https:\/\/lionel-meylan.ch\/en\/product\/defy-chronograph-usm-4\/","title":{"rendered":"Defy Chronograph Usm"},"excerpt":{"rendered":"<p>Inspired by one of earliest DEFY wristwatches, this \u201cimagined heritage\u201d creation is powered by the legendary El Primero 400 chronograph, the direct descendant of the world\u2019s first automatic high-frequency chronograph introduced by ZENITH in 1969. It also pays homage to another iconic design of the 1960s, the USM Haller system. Crafted in an octagonal stainless steel case with 14-sided bezel and fitted with a USM Green dial. Presented on the emblematic \u201cGay fr\u00e8res\u201d ladder bracelet.Exclusive limited edition of 60 pieces.Accompanied by a custom-designed USM Modular furniture and a unique watch box created specifically for this edition.<\/p>\n","protected":false},"featured_media":134175,"template":"","meta":{"_acf_changed":false},"product_brand":[398],"product_cat":[491,493],"product_tag":[1112],"product_collection":[418],"class_list":["post-157808","product","type-product","status-publish","has-post-thumbnail","product_brand-zenith-en","product_cat-new","product_cat-watches","product_tag-limited-edition","product_collection-defy-en","first","outofstock","shipping-taxable","purchasable","product-type-simple"],"acf":{"product_is_new":false,"product_not_available":false,"product_related_stores":null,"product_infos":"","product_features":[{"title":"Movement","description":"<b>Movement<\/b> : El Primero<br><b>Components<\/b> : 278<br><b>Frequency<\/b> : 36,000 VpH (5 Hz)<br><b>Power reserve<\/b> : approx. 50 hours<br>"},{"title":"Functions","description":"Hours and minutes in the centre<br>Small seconds at 9 o'clock<br>Chronograph:<br>- Central chronograph hand<br>- 12-hour counter at 6 o'clock<br>- 30-minute counter at 3 o'clock<br>Date indication at 4:30<br>"},{"title":"Case","description":"<b>Material<\/b> : Stainless steel<br><b>Diameter<\/b> : 37.00<br><b>Water resistance<\/b> : 10 ATM<br><b>Dial<\/b> : USM Green<br>"}],"product_cta_title":"","product_cta_descr":"","product_cta_btn":null,"product_cta_img":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Defy Chronograph Usm | Lionel Meylan<\/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:\/\/lionel-meylan.ch\/en\/product\/defy-chronograph-usm-4\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Defy Chronograph Usm | Lionel Meylan\" \/>\n<meta property=\"og:description\" content=\"Inspired by one of earliest DEFY wristwatches, this \u201cimagined heritage\u201d creation is powered by the legendary El Primero 400 chronograph, the direct descendant of the world\u2019s first automatic high-frequency chronograph introduced by ZENITH in 1969. 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