Some tachymeter/telemeter/pulsometer watches featured spiral-model “snailed” scales on the dial. For your Chronoscope, Omega opted for a more symmetrical look that encompasses a number of concentric circles that come with the critical scale details whilst also not materially distracting from core dial legibility. Hodinkee Thin, handsome and brimming with ’60s https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/