Noticeable throughout the caseback, the oscillating mass from the motion is delicately engraved. It truly is constructed from 18-karat gold and decorated by hand with a barley grain pattern, carried out by guilloche So In the event your Omega has the text ‘Learn Chronometer’ around the dial—as is seen With https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/