Sjoo Sandstrom caliber SS G4

Sjöö Sandström Caliber SS G4

Sjoo Sandstrom caliber SS G4

Brand Sjöö Sandström
Manufacturer ETA / Valjoux
Caliber Number SS G4
Base Caliber ETA/Valjoux 7754 (top grade)
Movement Type Automatic
Jewels 25
Power Reserve 44 hours
Vibrations Per Hour 28,800
Shock System Incabloc
Hacking? Yes
Features Hours, minutes, small seconds, central chronograph seconds, day, second and third time-zone
Country of Manufacture Switzerland
Known Models UTC Extreme

The pictured example of the caliber SS G4 from a Sjöö Sandström which is a modified ETA 7754. This movement was found in this Sjöö Sandström UTC Extreme II. This movement has been custom decorated by the manufacturer.

All our timepieces are assembled by hand, one by one, at the Sjöö Sandström workshop in Stockholm.

Please share your experiences and thoughts about this Sjöö Sandström version of the ETA/Valjoux caliber 7754 in the comments section below…

Venus Caliber 178

Caliber Corner can't grow without you!

Follow for new caliber listings and updates, rants, raves, and daily movement content.

Would love your thoughts, please comment.x