Officine Panerai has traditionally used outside movements, but has recently begun building their own.
All calibres beginning with “OP” and denoted in roman numerals are ebauche movements or completely outsourced. All using “P.” followed by arabic numerals are in-house.
Valjoux 7750
Breitling Chronomat Evolution, COSC certified
Panerai P.2004
© Panerai
Panerai P.9000
© Panerai
Panerai P.999
© Panerai