Some tachymeter/telemeter/pulsometer watches featured spiral-design “snailed” scales over the dial. For that Chronoscope, Omega opted for a far more symmetrical search that encompasses a few concentric circles that include the essential scale facts whilst also not materially distracting from core dial legibility. Age and Rarity: Classic or restricted version Rolex https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/