Roll of Seconds
February 20, 2008
Made of Aluminium. It rotates with the cage Tourbillon to display the seconds which can be seen from the top. The engraved numbers are filled with Luminova to be visible at night.
Hammer flat spring
February 19, 2008
The hammer spring’s function is to bring the hammer back to its initial position, following the reset of the Fly-Back hands.
Trust Index bridge
February 18, 2008
The function of this Trust Index bridge is to keep aligned and hold together the elements of the Power Reserve and Trust Index.
Lower bridge of the Tourbillon cage
February 17, 2008
Made of Aluminium-Lithium, it supports all the top of the cage Tourbillon. The angles and the surfaces are polished.
Upper bridge of the Tourbillon cage
February 16, 2008
Made of Aluminium-Lithium for better structural strength and light weight, this component hosts the kif anti-choc system. All of its angles are polished. Will be anodized in electrical blue, the color used to highlight the details of Concord watches.
Polishing process
February 15, 2008
Polishing process to eliminate the blackening of the metal caused by the tempering operation.
Tempering operation
February 14, 2008
Thermical treatment to soften the metal.
This operation involves one or a series of operations in which the solid metal is heated and cooled under specified conditions to develop a required structure and properties.
Axis C1 Tourbillon Gravity
February 13, 2008
Axis on which the pinions gear into the spherical differential, which is part of the power reserve gear train.
Sketches of the main bridges
February 12, 2008
Design of the main bridges, which will be visible through the open case back of the timepiece.
Bridge of Differential
February 11, 2008
This bridge holds together the elements of the differential, which is part of the power reserve gear train.
These images show the bridge before its coloring treatment and final decoration. The angles, edges and jewel sink are hand-polished and chamfered by a specialized watchmaker or finisher.
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