Omega Launched its Constellation Globemaster, the very first timepiece branded While using the “Grasp Chronometer” designation, in 2015. Watches with this particular accolade — which now comprise the lion’s share of Omega's output — have not simply aced the assessments needed for COSC chronometer certification but are subjected to another, https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/