To comply with The brand new e-Privateness directive, we have to request for your consent to established the cookies. Learn more So In case your Omega has the terms ‘Grasp Chronometer’ over the dial—as is witnessed In this particular signature Omega Seamaster Diver 300M Co‑axial Master Chronometer—it is possible to https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/