ZENITH Solidifies its Intercontinental reputation because the foremost manufacturer of precision chronometers and instruments across many domains. Additionally, all 3 watches take pleasure in a hid attachment technique that assures seamless visual continuity involving the bracelet and situation. Some say “cosk” and others, like me, just say the person letters. https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/