Solar-powered quartz movement with radio-controlled time setting functionality using terrestrial radio towers for automatic time updates. Accuracy of ±15 seconds per month. Features perpetual calendar until 2/28/2100, power reserve indicator, overcharge prevention, low power warning (EOL), energy saving mode, automatic time signal selection, and world time for 26 cities. Power reserve of approximately 6 months on full charge, extending to 2 years in power save mode. The H144 variant differs in daylight saving time handling.
Movement Type
Quartz
Jewel Count
6 jewels
Power Reserve
4380h
Frequency
32,768 vph (9.1 Hz)
Display Type
Analog
BRAND
CitizenTYPE
QuartzSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
H1xxCOUNTRY
JapanALSO KNOWN AS
