DUW 4001 contains many typical features of Glashütte calibers, from the three-quarter plate to the Glashütte stopwork and temperature blued screws. It also includes NOMOS-specific features, such as the DUW regulation system and our proprietary escapement, NOMOS swing system. This hand-wound caliber offers a stop-seconds mechanism, 53-hour power reserve, and is regulated in six positions.
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In-house built caliber
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DUW 4001
in-house built NOMOS caliber with manual winding
- movement height
- 2.6 mm
- diameter
- 10 ½ lines (23.3 mm)
- Power reserve
- 53
- Special qualities
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NOMOS swing system
blue balance spring
stop-seconds mechanism
Glashütte stopwork
Glashütte three-quarter plate
DUW regulation system
adjusted in six positions
17 jewels
tempered blue screws
rhodium-plated surfaces with Glashütte ribbing and NOMOS perlage
ratchet and crown wheel with Glashütte sunburst
