The Zenith Calibre 135 Observatoire looks mighty fine at first glance, but what makes it so special requires digging a little deeper than usual. Beating inside this watch is one of the original CaliberCaliber The caliber ('movement') is the heart and engine of a watch. It consists of a number of interconnected components that work together. Energy is transmitted through the gear train, to the escapement mechanism. The escapement mechanism releases this energy in a controlled manner. This drives the gear train, which ultimately rotates the hands of the watch and keeps time. [More Info] 135-O movements. To understand the story behind the Caliber 135-O and what makes these so special, we spoke to Julien Tornare to get all the details. To view the video, just click below:
With Julien Tornare