Hamilton H52304130 American Classic PSR 74Product Overview Maintaining its coolness, the "PSR" has been reimagined for the modern era. It has returned with an unmistakable style, just like the first digital watch that changed the world. Inspired by the vintage shape of the cushion style "Hamilton Pulsar" model that debuted in 1974, it continues to symbolize a model capable of reaching outer space. The "PSR 74," equipped with a new quartz module, features the same hybrid display technology,