That watch becomes an important symbol in the revealing scene that was left on the cutting room floor.

“McClane steals the cigarettes, which is a laugh. He looks at the watch, which gets another laugh because you’re thinking he might steal the watch. As he kills each guy, he notices they all had the same watch… When Bruce offers the cigarette to Alan Rickman, Bruce sees the watch. You see his eyes look at the watch. That’s how he knows that he is one of the terrorists.”