28 jewels38h power reserve28,800 vph (4 Hz)
The 6311B is an automatic movement manufactured by Hangzhou Watch Company in China. Measuring 26mm in diameter and 5.35mm thick, it operates at 28800 vph with a power reserve exceeding 38 hours and 28 jewels. The movement features date and day calendar complications. It remains in production within Hangzhou Watch Company's standard lineup.
Last updated 15 Sep 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
28 jewels
Power Reserve
38h
Frequency
28,800 vph (4 Hz)
Diameter
26mm
Height
5.35mm
Display Type
Analog
COMPLICATIONS
DateDay
QUICK FACTS
FOR WATCH DEALERS
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