http://www.hodinkee.com/blog/personal-timepieces-every-united-states-president-ever
And some added perspective here, the death of the political power watch:
http://www.nytimes.com/2014/11/02/fashion/the-political-power-watch-stops-ticking.html?_r=0
More perspective, Rolex as symbol of conspicuous waste and open to bribes:
http://www.msnbc.com/msnbc/hey-rolex-youre-wearing-how
I'm just a regular guy like you. Believe me, I'm in touch with your everyday concerns, after all look at the ordinary watch I'm wearing!
And Italy, they love their Rolex's down there....
^Did that Masonic watch belong to a president? A lot of presidents have been Freemasons, although I believe the last one was Gerald Ford.