Omega 1010-1106, Winding Stem

• OMEGA original winding stem, not in factory packaging.

• Thread: 0.90 mm.
  

• Fits cal: 1010, 1011, 1012, 1020, 1021, 1022, 1030, 1035

Versions:

• 1010: automatic, 17 jewels, date.
• 1011: automatic, 23 jewels, chronometer, date.
• 1012: automatic, 23 jewels, date.
• 1020: automatic, 17 jewels, day, date.
• 1021: automatic, 23 jewels, chronometer, day, date.
• 1022: automatic, 23 jewels, day, date.
• 1030: manual, 17 jewels, date.
• 1035: manual, 17 jewels.