FHF 175 = Benrus Model AR 15

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10 1/2”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

  • Benrus bridge shapes different from the standard shapes
  • Movement also available under the same designation with a diameter of 11 1/2”’
  • Movement family (all 10 1/2”’ and 11 1/2”’):
    • FHF 175: small seconds, no date
    • FHF 179: small seconds, no date, different bridge form
    • FHF 175-1: indirect sweeping seconds, no date
    • FHF 179-1: indirect sweeping seconds, no date, different bridge form
    • FHF 175-3: small seconds, pointer date
    • FHF 179-3: small seconds, pointer date, different bridge form

 

  • Listing ID: 8079
  • Manufacturer / Brand: FHF / Benrus
  • Caliber: FHF 175 = Benrus Model AR 15
  • Size in French Lignes: 10 1/2'''
  • Size range mm largest diameter: 22 - 31 mm
  • Shape: Round
  • Winding: Manual (Crown)
  • Hands Setting: Crown
  • Seconds Hand: Small seconds
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date, Day, Month...: None
  • Jewels: 17
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: Benrus specific
  • Beats per hour: 18,000
  • Balance Type: Monometallic screw balance
  • Power Reserve: Approx. 44 hours
  • Production Period: Unknown, probably around 1942
  • Identification: Dial side marked with FHF 175. Wheel train bridge marked with BENRUS MODEL AR 15. Listed in the Ebauches SA catalog from 1942.
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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