Tag heuers most iconic modern timepieces including the original carrera the large opening with counters at 3 and 9 comes directly from the original design in a sunray grey dial with heuer logo and touch of red in addition it shows on its back jacks signature together with the heuer family coat of arms that date back from the 15th century this coat of arms symbolizes for him the entrepreneurial spirit that has been the driving force now for over 150 years