Spring for a notching system and timepiece notching system

Display system for a timepiece

Mechanical component, timepiece, and manufacturing method of mechanical component

Mechanical component and timepiece

Timepiece brake wheel assembly

Wheel with a flexible toothing

Oscillating mechanism with an elastic pivot and mobile element for transmitting energy

Assembly of a part that is brittle

Programmable and reprogrammable mechanical memory wheel for a timepiece

Mobile designed to come into contact with another mobile or fixed component