Longines 410-5445, Screw for setting lever spring

• LONGINES original screw, new without factory packaging.
  

• Fits cal: 410

Technical data Longines 410

• 17 jewels, manual wind.
• S: = 5.75 x 6.75'''   13.10 x 15.50 mm.
• H: = 3.40 mm.
• N: = 21.600 A/h.
• Power reserve: 41 h.