Zenith is a Swiss watch manufacture since 1865 by Georges Favre-Jacot. Zenith has a long reputation for the quality and precision of their watches, with over 1,565 1st place precision awards. Zenith is one of the few Swiss watch brands that make their own mechanical movements - the Elite - standard movement & the El Primero - chronograph. El Primero chronograph movement is setting the standard for mechanical excellence. It was the first chronograph caliber with integrated automatic winding and is also the fastest chronograph in existence, beating at 36000 alternations per hour - making it the most precise in the world.Presently, Zenith markets 10 watch lines, including the Class, Chronomaster, Port-Royal, Queen of Love, Vintage, Defy, Star, Glam Rock, and Starissime Baby Doll.