The first white gold case with its dial.

 
Shooting of the C1 Tourbillon Gravity cage in Neuchâtel - Switzerland.

 
Finished bridge of the power-reserve indicator (satin-finished / anodized)

 
Finished bridge of the dial-train (satin-finished / anodized)

 
Finished barrel  bridge, satin-finished / anodized.

 
Bridge of the dial train, machined and engraved.

 
Machined and engraved barrel bridge

 
These 3 bridges have not been finished yet. They hold both the counting and the power reserve indicator trains together.

The differential gear transmits the rotation of the barrel to the hand of the power reserve indicator. This is done without any influence on the running of the movement.

 
Winding-mechanism: mechanism holding 2 functions, one for the hour-setting and one for the winding.