Family: Automatic42h power reserve28,800 vph (4 Hz)
Caliber 9100 is an automatic movement manufactured by Citizen, introduced in 2010. It operates at a frequency of 28,800 vibrations per hour and delivers a 42-hour power reserve when fully wound. As part of Citizen's in-house mechanical lineup, it represents the manufacturer's commitment to domestic movement production. The caliber has been discontinued.
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Power Reserve
42h
Frequency
28,800 vph (4 Hz)
Display Type
Analog
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
2010CALIBER FAMILY
AutomaticFOR WATCH DEALERS
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