Omega 20F-5443, Screw for setting lever

• OMEGA original part in very good used condition.
  

• Fits cal: 20F
  

Data: Omega cal: 20 F SS 15p (1930 -1934)

• 15/16 jewels, manual wind, sub second.
• Size: 20 x 26 mm.
• H: = 4.20 mm.
• N: = 18.000 A/h.
• Power reserve:
• Mainspring: 1,35 x 9,5 x 0,095 x 360