Defy el PriMero 21
of a second, the El Primero 21 easily does hundredths of a second.
In order to do that, the movement was designed to have the chronograph complication function separately from the basic watch movement. On the skeletonized dial version, you can observe the complicacy of this “engine.” There’s so much to admire, too: From the constantly pivoting seconds (the threelegged star) at 9 o’clock to the chronograph mechanism itself.
Now, this kind of movement isn’t actually new. But what does make it special is the simple fact that Zenith has prepared this particular movement for mass production. It’s pretty feasible that future chronographs will have the same capabilities, all thanks to Zenith.