31 jewels56h power reserve
The G-06 is Grönefeld's first automatic movement, measuring 32mm in diameter and 5.5mm thick with 31 jewels set in gold chatons among its 231 total components. It delivers a 56-hour power reserve and features a shock-resistant rotor with distinctive spoke detailing. The movement remains in production and appears in the 1941 Principia Automatic and 1969 DeltaWorks sports watch.
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
31 jewels
Power Reserve
56h
Diameter
32mm
Height
5.5mm
Display Type
Analog
QUICK FACTS
FOR WATCH DEALERS
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