Longines 320-724, Balance staff

• LONGINES original balance staff, not in factory packaging.
  

• Fits cal: 320 (6''')

Technical data LONGINES 320

• 17 jewels, manual wind
  
• Size: 6'''  13.5 mm.
• H: = 3.20 mm.
• N: = 21.600 A/h.
• Power reserve: 40 h.