To comply with The brand new e-Privacy directive, we need to talk to for your personal consent to established the cookies. Find out more So if your Omega has the words and phrases ‘Master Chronometer’ within the dial—as is viewed in this signature Omega Seamaster Diver 300M Co‑axial Grasp Chronometer—it https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/