21 jewels72h power reserve28,800 vph (4 Hz)
The 1A06B is an automatic movement manufactured by Hangzhou Watch Company. It measures 31.0 mm in diameter and 6.5 mm in height, operates at 28,800 vph, provides 72 hours of power reserve, and contains 21 jewels. Production details and specific models using this caliber are not available.
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
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