Some tachymeter/telemeter/pulsometer watches showcased spiral-style “snailed” scales around the dial. With the Chronoscope, Omega opted for a more symmetrical look that includes a number of concentric circles that come with the critical scale facts whilst also not materially distracting from Main dial legibility. Tag Heuer Carrera 'Glassbox' Chronograph I've experienced https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/