The SS1A-K is a manual-winding movement manufactured by Shanghai Watch. As an in-house caliber and higher-frequency variant of the base SS1, it operates at 21,600 bph. Production has been discontinued.
Last updated 15 Sep 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Frequency
21,600 vph (3 Hz)
Display Type
Analog
Winding
Manual
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseBASED ON
Shanghai Watch SS1CALIBER FAMILY
SSFOR WATCH DEALERS
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