28,800 vph (4 Hz)
The SS-G4 is an automatic chronograph movement, based on the ETA 7754 top-grade caliber. Operating at 28,800 vph, it features Incabloc shock protection and is finished with custom decoration by Sjöö Sandström. The movement is used in the Sjöö Sandström UTC Extreme II.
Last updated 15 Sep 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Frequency
28,800 vph (4 Hz)
Display Type
Analog
Shock Protection
Incabloc
COMPLICATIONS
Chronograph
QUICK FACTS
FOR WATCH DEALERS
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