A&S1021 – Astronomical 3D Moon-Phase
The A&S1021 calibre has been fully developed, assembled, and adjusted in Switzerland. Designed around the lunar globe, the movement is hand-wound and features a 90-hour power reserve and regulating mechanism set at 3 Hz. On the back is a secondary display with clearly legible lunations for fine adjustments.
- Diameter
- 37.60 mm
- Height
- 12.00 mm with three-dimensional moon (4.75 mm without moon)
- Jewels
- 35
- Power Reserve
- 90h
- Frequency
- 3 Hz / 21,600 vph
