Rolex

used in both the Submariner date and the Datejust? I have a friend who wears a Sub and doesn't believe me. I have both and am pretty sure I once read somewhere that they once shared a movement, may they still do. Before put any money on the table I want t... 

All or most lady datejusts in the early 2010s had the 3135.

The Rolex Caliber 3135 Rolex used the caliber in just about every one of the company’s three-hand timepieces at some point and in some form since its inception. The list of watches that utilize Rolex’s 31-jewel workhorse caliber reads like a who’s-who of ...