Omega Launched its Constellation Globemaster, the first timepiece branded Using the “Grasp Chronometer” designation, in 2015. Watches with this accolade — which now comprise the lion’s share of Omega's output — have not just aced the tests demanded for COSC chronometer certification but are subjected to a different, more thorough https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/