ETA Cal. 2370 (11.5''') Winding stem - NOS - Ronda: 919
Manufacturer RONDA, Switzerland no: 919
- Fits cal: 2370, 2373, 2375, 2378, 2381 (11.5''')
- Thread: 0.90 mm (D)
- A: = 72
- E: = 316
- B: = 91
- C: = 140
- D: = 90
- F: = 50
Manufacturer RONDA, Switzerland no: 919