As Felix Baumgartner set the record for the highest skydive after leaping from 128,097 feet, Zenith El Primero Stratos Flyback Striking 10th chronograph also became the first watch to break the sound barrier in a near space environment by strapping on to his wrist during the fall! As Felix transcended human limits wearing an El Primero, he has smashed four world records of the highest manned balloon flight, the highest freefall, the longest freefall time and lastly for the first time in history, breaking the sound barrier with the human body.
Via: Zenith-Watches