AS Cal. 1291 (11.5''') Winding stem - NOS - Ronda: 469
Manufacturer RONDA, Switzerland no: 469
- Fits cal: 1200, 1201, 1202, 1291, 1510, 1550 (11.5''')
- Thread: 0.90 mm (D)
- A: = 73
- E: = 408
- B: = 92
- C: = 125
- D: = 90
- F: = 50
Manufacturer RONDA, Switzerland no: 469