To adjust to The brand new e-Privacy directive, we have to inquire in your consent to set the cookies. Learn more In case your Omega has the phrases 'Grasp Chronometer' to the dial—as is observed from the Seamaster Diver 300M—you can be assured that its timekeeping is par excellence Tone https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/