It's an elegant implementation of a common complication – beside the world timer, it still has the many trademarks of Voutilainen, highlighted by that attractive guilloche dial. When your Omega has the text 'Master Chronometer' within the dial—as is viewed inside the Seamaster Diver 300M—you are able to rest assured https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/