21 jewels72h power reserve28,800 vph (4 Hz)
The 1A00B is an automatic movement manufactured by Hangzhou Watch Company in China. Measuring 31mm in diameter and 6.5mm thick, it operates at 28800 vph, contains 21 jewels, and provides a power reserve exceeding 72 hours. The movement powers three-hand watches.
Last updated 15 Sep 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
21 jewels
Power Reserve
72h
Frequency
28,800 vph (4 Hz)
Diameter
31mm
Height
6.5mm
Display Type
Analog
QUICK FACTS
FOR WATCH DEALERS
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