Some tachymeter/telemeter/pulsometer watches highlighted spiral-model “snailed” scales within the dial. For the Chronoscope, Omega opted for a more symmetrical look that includes a number of concentric circles that include the crucial scale details though also not materially distracting from Main dial legibility. Later examples can be found inside the higher https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/