Omega | Seamaster Ref. C 2577-3Omegas Seamaster line, introduced in 1948, quickly became a cornerstone of the brands reputation for robust, water resistant wristwatches. By the early 1950s, references like the 2577 3 showcased Omegas pioneering use of bumper automatic movements, such as the Caliber 351, which featured a distinctive semi rotor winding system. These early Seamasters were designed to bridge the gap between dress and sport watches, offering elegant styling with the