72 - 727

Data: Rolex 727 (base caliber: Valjoux 72).

  • 17 jewels, manual wind chronograph, 60 sec, 30 min, 12 hour counter. Pillar wheel.
  • Size: 13'''  29.50 mm.
  • H: = 6,95 mm.
  • N: = 21600 A/h.
  • Power reserve: 46 h.

Versions: 13'''

  • 72A:     18000 a/h, 60 s, 30 min, 12 h counter.
  • 72B:     18000 a/h, free sprung balance, 60 s, 30 min, 12 h counter.
  • 72BC:   18000 a/h, free sprung balance, calendar, 60 s, 30 min, 12 h counter.
  • 722:     18000 a/h, free sprung balance, 60 s, 30 min, 12 h counter (as 72B).
  • 722-1:  18000 a/h, free sprung balance, 60 s, 30 min, 12 h counter.
  • 727:     21600 a/h, free sprung balance, 60 s, 30 min, 12 h counter.

 


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