Family: 99xx28,800 vph (8 Hz)
The Omega caliber 9904 is an automatic chronograph watch movement with a moonphase complication. It is also the first Speedmaster movement to be certified as a Master Chronometer. The self-winding movement includes a column wheel mechanism and Co-Axial escapement for greater long-term performance. Resistant to magnetic fields reaching 15,000 gauss, it features a silicon balance-spring and rhodium-plated finish with Geneva waves in arabesque.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Frequency
28,800 vph (8 Hz)
Display Type
Analog
Rotor Type
Ball Bearing
Shock Protection
Nivachoc
COMPLICATIONS
Moon Phase
FEATURES
Co-Axial EscapementColumn WheelSilicon Hairspring
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
In-houseLAUNCH YEAR
2016CALIBER FAMILY
99xxCOUNTRY
SwitzerlandALSO KNOWN AS
cal. 9904