Omega 625-1106, Winding stem

• OMEGA original stem, not in factory packaging.
  

• Thread 0.90 mm.

• Fits: 625, 635

Manufactured from 1973 - 1979

Data Omega cal: 625

• 17 jewels, manual wind.
• Size: 17.5 mm.
• H: = 2.5 mm.
• N: = 21.600 A/h.
• Power reserve: 42 h.

Versions:

• 625: base caliber.
• 635: sweep second.