The SMH holding is the biggest group of watch and watch parts manufacturers in the world.
Only an outline of the structure is given. The historical details are given in the parts
concerning the firms which take part in the organisation of the SMH.
The History of the Most Important Watch Manufacturers · No. 10
Société Suisse de Microélectronique et d'Horlogerie SA
The SMH is the biggest group of watch and watch parts manufacturers in the world.