To comply with The brand new e-Privacy directive, we must request on your consent to established the cookies. Find out more So if your Omega has the words and phrases ‘Grasp Chronometer’ on the dial—as is observed in this signature Omega Seamaster Diver 300M Co‑axial Grasp Chronometer—you'll be able to https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/