{"id":170651,"date":"2026-08-02T13:15:04","date_gmt":"2026-08-02T13:15:04","guid":{"rendered":"https:\/\/lesabre.pl\/sklep\/el-primero-t-open-power-reserve-03-0510-4021-black-dial-automatic-2007-40-mm\/"},"modified":"2026-08-10T21:32:35","modified_gmt":"2026-08-10T21:32:35","slug":"el-primero-t-open-power-reserve-03-0510-4021-black-dial-automatic-2007-40-mm","status":"publish","type":"product","link":"https:\/\/lesabre.pl\/en\/sklep\/el-primero-t-open-power-reserve-03-0510-4021-black-dial-automatic-2007-40-mm\/","title":{"rendered":"El Primero T Open Power Reserve 03.0510.4021 Black Dial Automatic 2007 40 mm"},"content":{"rendered":"<p>The Zenith Class El Primero T Open Power Reserve, <strong>reference<\/strong> number <strong>03.0510.4021<\/strong>, is a striking automatic chronograph that allows you to observe the legendary El Primero movement in action through an open window on the dial. The model combines a classic stainless steel case with a black dial, a power reserve indicator, a stopwatch function, and the distinctive open-heart design.<br \/>\nThe case has a diameter of 40 mm, and the model is rated water-resistant to 50 meters. The watch offered <strong>here dates from around 2007<\/strong>. It is a pre-owned watch, offered exclusively with its box.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Zenith Class El Primero T Open Power Reserve, reference number 03.0510.4021, is a striking automatic chronograph that allows you to observe the legendary El Primero movement in action through an open window on the dial. The model combines a classic stainless steel case with a black dial, a power reserve indicator, a stopwatch function, [&hellip;]<\/p>\n","protected":false},"featured_media":170497,"template":"","meta":{"content-type":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"product_brand":[],"product_cat":[2371],"product_tag":[],"class_list":["post-170651","product","type-product","status-publish","has-post-thumbnail","product_cat-watches-for-men","pa_marka-zenith","pa_stan-zegarka-used","pa_zawartosc-oferty-box","first","instock","sold-individually","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ZENITH Class El Primero T Open 03.0510.4021 | LeSabre<\/title>\n<meta name=\"description\" content=\"Pre-owned Zenith Class El Primero T Open 03.0510.4021 from around 2007. El Primero 4021 caliber, black dial, brown leather strap, original clasp and box.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lesabre.pl\/en\/sklep\/el-primero-t-open-power-reserve-03-0510-4021-black-dial-automatic-2007-40-mm\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ZENITH Class El Primero T Open 03.0510.4021 | LeSabre\" \/>\n<meta property=\"og:description\" content=\"Pre-owned Zenith Class El Primero T Open 03.0510.4021 from around 2007. 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