Some tachymeter/telemeter/pulsometer watches featured spiral-model “snailed” scales on the dial. With the Chronoscope, Omega opted for a far more symmetrical seem that encompasses a several concentric circles that come with the important scale details whilst also not materially distracting from Main dial legibility. This watch can be a modern bit https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/