Manufacture- a factory that makes its own components and assembles at least one complete movement (caliber), in-house.

A. Lange & Sohne
Audemars Piguet
Baume & Mercier
Blancpain
Breguet
Breitling
B.R.M.
Bvlgari
Carl F. Bucherer
Corum
de Grisogono
DeWitt
Eterna
F.P. Journe
Gerald Genta
Girard-Perregaux
Glashutte Original
Greubel Forsey
Hublot
IWC
Jaeger-LeCoultre
Jaquet Droz
JeanRichard
Maurice Lacroix
Omega
Panerai
Parmigiani Fleurier
Patek Philippe
Perrelet
Richard Mille
Roger Dubuis
Rolex
Ulysse Nardin
Vacheron Constantin
Zenith