![Zenith Defy Lab – The World's Most Accurate Mechanical Watch Equipped with a New Oscillator That Beats at 108,000 Vph (15 Hz)! Zenith Defy Lab – The World's Most Accurate Mechanical Watch Equipped with a New Oscillator That Beats at 108,000 Vph (15 Hz)!](https://i0.wp.com/masterhorologer.com/wp-content/uploads/2017/09/73658-zenith2bdefy2blab2b4.jpg?resize=600%2C401&ssl=1)
Zenith Defy Lab – The World's Most Accurate Mechanical Watch Equipped with a New Oscillator That Beats at 108,000 Vph (15 Hz)!
News: Presenting the Zenith Defy Lab. The World's Most Accurate Mechanical Wristwatch with a Totally New Oscillator. — WATCH COLLECTING LIFESTYLE
![Zenith reveals 'most precise mechanical watch ever made' thanks to new oscillator | South China Morning Post Zenith reveals 'most precise mechanical watch ever made' thanks to new oscillator | South China Morning Post](https://img.i-scmp.com/cdn-cgi/image/fit=contain,width=425,format=auto/sites/default/files/styles/768x768/public/images/methode/2017/09/14/652ee638-992f-11e7-a089-5a7a21c623ca_1280x720_182422.png?itok=1qeUAr6X)
Zenith reveals 'most precise mechanical watch ever made' thanks to new oscillator | South China Morning Post
![Zenith reveals 'most precise mechanical watch ever made' thanks to new oscillator | South China Morning Post Zenith reveals 'most precise mechanical watch ever made' thanks to new oscillator | South China Morning Post](https://cdn1.i-scmp.com/sites/default/files/styles/1200x800/public/images/methode/2017/09/14/652ee638-992f-11e7-a089-5a7a21c623ca_image_hires_182422.png?itok=sBjFs8H4&v=1505384669)