A regulating member, a mechanical movement and a timepiece comprising a light-spring.

摘要

The invention relates to a watch or timepiece regulator (1) comprising a rocker (2), a cock (3) and at least one spiral spring (4) fixed between said rocker (2) and said cock (3). Said at least one spiral spring (4) is made of quartz or glass or ceramic or partially transparent at visible and / or ultraviolet wavelengths or of at least partially amorphous material and is designed to transmit and diffuse emitted light By at least one light source (5).