Patek Philippe caliber 27-460 Q

Brand:Patek Philippe
Reference:27-460 Q
Movement:Automatic
Display:Analog
Diameter:27.00
Jewels:37
Reserve:38
Date:Date, Day, Month, Perpetual Calendar
Hands:Hours, Minutes

Description

The first self-winding perpetual calendar wristwatch movement. Based on 27-460 automatic movement. Introduced ca. 1962; later improved with indication for leap year in caliber 27-460 QB.

All watches using this caliber: