We independently pick all products and services. For those who click on by back links we offer, we may well gain a commission. Learn more So if your Omega has the words ‘Learn Chronometer’ around the dial—as is found With this signature Omega Seamaster Diver 300M Co‑axial Grasp Chronometer—you could https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/