Watch Glossary
1356 horological terms explained
Series of interconnected gears that transmit and regulate energy throughout the movement.
Software processing arm movements to trigger watch functions without screen interaction
Hands with gold plating over brass; prone to wear revealing base metal.
Specialized movement with independent hour hand for tracking second time zone simultaneously.
GPS/GLONASS/Galileo/BeiDou constellation positioning engine for ultra-accurate location tracking
German military requirement for co-axial or chronometer escapement in precision military timepieces.
German military precision testing protocol for movement accuracy and reliability validation.
Patek Philippe's variable-inertia balance wheel with moveable weights for precision rate adjustment.