Omega's landmark in-house automatic chronograph with Co-Axial escapement. Features column wheel, vertical clutch, and silicon balance spring. Two barrels provide 60 hours power reserve. Notable for its unique 12-hour chronograph totalizer at 3 o'clock combining hours and minutes. Used in Speedmaster and Planet Ocean Chronograph models. Replaced by METAS-certified 9900 series.
Movement Type
Automatic
Jewel Count
54 jewels
Power Reserve
60h
Frequency
28,800 vph (8 Hz)
Diameter
30mm
Height
7.6mm
Display Type
Analog
Rotor Type
bidirectional
Shock Protection
Nivachoc
BRAND
OMEGATYPE
AutomaticSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
2011CALIBER FAMILY
9xxxCOUNTRY
SwitzerlandALSO KNOWN AS
