45 jewels53h power reserve21,600 vph (6 Hz)
The G-04 is a manual-winding in-house column-wheel chronograph featuring instantaneous jumping minutes and a gentle reset-to-zero mechanism with centrifugal governor. The movement contains 408 components and 45 jewels, operates at 21,600 vph, and delivers a 53-hour power reserve. It won the GPHG Chronograph Prize in 2022 and is used in the 1941 Grönograaf. The caliber remains in production.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
45 jewels
Power Reserve
53h
Frequency
21,600 vph (6 Hz)
Display Type
Analog
COMPLICATIONS
ChronographMinute Repeater
FEATURES
Column WheelInstantaneous Date ChangeHand Winding
