Omega 600-1160, Winding stem, inner

• OMEGA original stem, not in factory packaging.
  

• Total length: 10.6 mm.

• Outher stem: Omega 9993

• Fits cal: 600, 601, 602, 610, 611
  

Versions:

• 600: 17 jewels, swan neck regulator.
• 601: 17 jewels, exenter regulator.
• 602: 17 jewels, chronometer.
• 610: 17 jewels, swan neck regulator, date.
• 611: 17 jewels, exenter regulator, date.
• 613: 17 jewels, quickset date.