Description:

• Manual windings manufacture movement
• Three-quarter plate in untreated nickel silver, decorated with Glashütte ribbing
• Screw balance from in-house production
• Double barrel with constant-force
• Precision beat-adjustment system with lateral setscrew and whiplash spring
• Balance cock engraved by hand
• Movement edges chamfered and polished

Functions:

• Decentral big minutes at 12 h
• Decentral small hours at 4/5 h
• Small seconds with hacking seconds at 7/8 h
• Perpetual calendar with big date at 12 h
• Day of week at 8 h
• Month at 4 h
• Leap year indication at 2/3 h
• Power reserve indicator at 6
• Retrograde orbital moon phase indication with day/night indicator for the northern hemisphere

Data:

• ∅ 37.3 mm, H 11.1 mm
• 21.600 A/h
• 80 jewels, including 2 in gold chatons
• 787 components
• Power reserve 14 days (336 hours)