Family: 400x
The Ronda 4003.B is a quartz chronograph movement from the 400x family, produced by the Swiss manufacturer Ronda. It features multi-function capabilities typical of the 400x series, offering stopwatch and additional timekeeping functions beyond basic time display. The movement is manufactured in-house by Ronda and remains in production. It is widely used by various watch brands requiring reliable quartz chronograph functionality.
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Quartz
Display Type
Analog
COMPLICATIONS
Chronograph
QUICK FACTS
BRAND
TYPE
QuartzSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
400xALSO KNOWN AS
ronda 4003.bcal. 4003.b
FOR WATCH DEALERS
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