Portal:Anniversaries/April 23

1892 — Léon Breitling arrives in La Chaux-de-Fonds, setting up Breitling in a factory that will become known as the Montbrillant Watch Manufactory.

1960 — Rolex shows the updated Day-Date "President" at the Basel Fair.

2012 — Richemont announces the creation of a watchmaking campus in Geneva, the Campus Genevois de Haute Horlogerie.