The Zeta caliber is an automatic movement enhanced by NOMOS's patented date mechanism. First automatic from NOMOS with a calendar complication. The date ring set around the movement keeps it as flat and elegant as ever despite the added functionality. Powers the Tangomat Datum and Ahoi Datum among others. Features bidirectional winding rotor with excellent winding performance and rate accuracy. Later succeeded by DUW 5101 with Swing System.
Movement Type
Automatic
Jewel Count
26 jewels
Power Reserve
43h
Frequency
21,600 vph (6 Hz)
Diameter
31mm
Height
4.3mm
Display Type
Analog
Rotor Type
bidirectional
Shock Protection
Incabloc
BRAND
NOMOS GlashütteTYPE
AutomaticSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
2006CALIBER FAMILY
AlphaCOUNTRY
GermanyALSO KNOWN AS