AS 1023-445, Setting lever spring

• AS original part, new without factory packaging.
  

• Fits cal: 1023, 1030, 1138, 1165
  

Data AS 1023

• 15/16/17 jewels, manual wind.
• Size: 6.75'''
  
• H: = 3,73 mm.
• N: = 18.000.
• Power reserve: --
  
• Mainspring: 1,60 x 7 - 0.075 - 230 mm.