Some tachymeter/telemeter/pulsometer watches featured spiral-model “snailed” scales within the dial. With the Chronoscope, Omega opted for a more symmetrical glimpse that contains a couple concentric circles that include the essential scale facts while also not materially distracting from core dial legibility. Age and Rarity: Classic or restricted edition Rolex watches https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/