Family: SS17 jewels40h power reserve18,000 vph (2.5 Hz)
The SS1 is a manual-winding movement produced by Shanghai Watch. It operates at 18,000 beats per hour with 17 jewels and delivers approximately 40 hours of power reserve. The movement was manufactured from the 1950s through the 1970s and serves as the base for later variants in the SS family. It is discontinued.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
17 jewels
Power Reserve
40h
Frequency
18,000 vph (2.5 Hz)
Display Type
Analog
Winding
Manual
More Shanghai Watch movements
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