Omega 580-1106, Winding stem

• OMEGA original stem, not in factory packaging.

• Fits cal: 580

Data: Omega 580

• 17 jewels, manual wind.
• Size: 13.5 mm.
• H: = 3.2 mm.
• N: = 21600.
• Power reserve: 36 h.

Versions:

• 440: Winding on back
• 580: Normal winding