IWC Schaffhausen ingenieur constant-force tourbillon Mode D'emploi page 19

1
3
Hour hand
1
Minute hand
2
Constant­force tourbillon
3
with seconds hand
I n g e n I e u r C o n s t a n t - F o r C e t o u r b I l l o n
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Moon phase display
Countdown display
Power reserve display
Screw­in crown
5
4
2
7
6
4
5
6
7