TMZ may collect a share of sales or other compensation from links on this page. Think you have what it takes to be an action hero? You better start by being on time. Arnold Schwarzenegger, Keanu Reeves and Sylvester Stallone always arrive to save the day in the nick of time. And what do they have in common? Besides being ruggedly handsome … they've also got a great timepiece.  You can channel your own inner hero by picking up similar watch these action stars wore on the big screen and in real