rolex datejust 31 278274Through the 20th century, Rolex ongoing to help make the men's Datejust in a very 36mm measurement and the Woman-Datejust inside a 26mm. There was also the midsize Datejust, coming in at 31mm, which joined the lineup in the nineteen sixties. Whatever the size, Rolex vastly expanded the Datejust selection to incorporate disti