The engineer hydrocarbon titanium chronograph is designed to function impeccably in even the harshest of conditions it is equipped with swiss made valjoux 7750 automatic calibre that performs 28 800 vibrations per hour and has 25 bearing jewels hands and other dial elements are illuminated through the use of 30 self powered micro gas tubes that glow 100 times brighter than luminous paint the timepiece is protected from shock magnetic influences and water penetration it is low temperature re