Buren 380-401 (11.5'''), Winding stem, DCN: 2017a

• DCN no: 2017a

• Thread: 0.90 mm.
  

• Fits cal: 380, 381, 382 (11.5''').

• A: = 68
• B: = 94
• C: = 130
• D: = 90
• F: = 452

Versions:

• 380: flat plate, sub second.
• 381: bevelled plate, sub second.
• 382: calendar, sub second.
• 382: calendar, center second.