Cal6b Calculagraph Manual [2026 Update]

Press the number key for the channel you wish to change until "HM" (Hours:Minutes) appears.

The Cal6b Calculagraph is a mechanical watch movement developed by Girard-Perregaux, known for its high-quality timepieces. The Cal6b is a manual winding movement with a distinctive feature set, making it a desirable choice among watch collectors. cal6b calculagraph manual

The alarm is designed to be loud enough for noisy commercial environments, ensuring staff can hear it over kitchen noise. Press the number key for the channel you

until the screen displays "NS" (millisecond mode) or a similar indicator. cal6b calculagraph manual

11.2 Workshop Process Timing