Swiss Watch Fair 1967 BF 46
The Audemars, Piguet watches shown at Basle, this year have a new extra-slim automatic movement, the slimmest made with a complete (centred) rotor Total height on rotor 2.45 mm Other striking characteristics of this most interesting movement are as follows., 21 st. gold rotor turning on a bearing fitted with ruby runners with a guiding arid support rail allowing the centre axle to be lightened. The watch incorporated a total of 36 jewels, 18 of them for the self-winding mechanism. Large, variable inertia balance-wheel with a diameter of 8G4 mm. Shock-absorber. Mobile stud-holder. Jewelled reversera Reducer on steel ball-bearings. (AUDEMARS PIGUET)