ζ (Zeta)
Data
Movement: ζ (Zeta)—NOMOS caliber with automatic winding and date indicator
Diameter: 13 ¾ lines (31 mm)
Movement height: 4.3 mm
Power reserve: ca. 42 hours
Characteristics: Decentralized seconds, date indicator, stop seconds mechanism, Glashütte three-quarter plate, 26 ruby bearings, Glashütte stopwork, bidirectional winding rotor, Incabloc shock protection, balance spring from Nivarox 1A, adjusted in six positions, tempered blue screws, rhodium-plated movement surfaces with Glashütte ribbing and NOMOS perlage, ratchet and duplex wheel with Glashütte sunburst.