: The most delicate step is ensuring the upper pivot of the balance staff perfectly enters the jewel hole in the cock. If the screw is tightened while the pivot is misaligned, the staff will break.
: Mounted on the balance cock, this lever allows an amateur or professional to adjust the active length of the hairspring, making the watch run faster or slower. amateur cock
: In modern watches, the balance cock often houses a shock-absorbing setting (like Incabloc) for the jewel, protecting the delicate pivots from damage if the watch is dropped. Common Challenges for Amateurs : The most delicate step is ensuring the
For those interested in the artistic side, historical watches often featured highly decorative, hand-engraved balance cocks (sometimes called "watch cocks"), which are now prized by collectors as miniature works of art. How to fix balance wheel movement issue? - Facebook : In modern watches, the balance cock often
Amateur watchmakers often encounter specific issues when assembling or repairing this component:
The balance cock is a cantilevered bridge, typically secured to the watch's mainplate by a single screw. It serves as the upper support for the balance staff—the axle upon which the balance wheel oscillates—enabling the watch to keep time.
: If a balance wheel stops moving when the cock is tightened, it may be due to insufficient vertical clearance (endshake). Some amateurs resolve this by "shimming"—placing a tiny piece of paper or metal foil between the cock and the mainplate to raise it slightly.
