Description: Rolex Explorer II ref 216570 Pre-owned Rolex Explorer II ref 216570 (2012) When Rolex updated the Explorer II in 2011, it was more than a minor refresh. The case grew to 42mm, the movement was upgraded, and the model regained its signature splash of color with the return of the orange “Freccione” GMT hand, a clear tribute to the original ref. 1655 from the 1970s. That bolder, more purposeful look proved popular enough that Rolex carried it straight through to the