To adjust to The brand new e-Privacy directive, we need to inquire on your consent to established the cookies. Find out more In the event your Omega has the phrases 'Grasp Chronometer' over the dial—as is seen within the Seamaster Diver 300M—you are able to be assured that its timekeeping https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/