In this major new 2017 launch, the legendary El Primero reveals itself completely, thanks to its entirely open – and openworked – dial
enabling full visual appreciation of its high frequency
![](https://pressroom.zenith-watches.com/app/uploads/2017/12/f860a26dda4f64cf9c2aa578dffa020c.jpg)
In this major new 2017 launch, the legendary El Primero reveals itself completely, thanks to its entirely open – and openworked – dial
enabling full visual appreciation of its high frequency