Also - it is quite possible that his camera is taking in a massive field of view and that is electronically managed to only show a cropped image of the close up on the clock on our screens.
Or then again maybe they have a fixed set of footage of the clock that always re-use and superimpose it on other images 'green screen' style
Maybe we will never know!
Note: I am not legally qualified, just been around a few blocks. The sorry cynic.