Bifora 103

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

Remarks:

  • Movement family:
    • Bifora 103: 10 1/2”’, hand winding, small seconds
    • Bifora 103 SC: 10 1/2”’, hand winding, indirect sweeping seconds
    • Bifora 103 SA old: 13”’, automatic, three transmission wheels for automatic
    • Bifora 103 SA new: 13”’, automatic, two transmission wheels for automatic
  • Listing ID: 594
  • Manufacturer / Brand: Bifora
  • Caliber: 103
  • 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: 16
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: Super Shock Resist
  • Beats per hour: 18,000
  • Balance Type: Monometallic screw balance
  • Power Reserve: Approx. 40 hours
  • Production Period: 1941 - 1952
  • Identification: Movement marked B 103. Listed in the Flume K1 catalog in the part from 1952.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-57#post-8057503
  • Country: Germany
  • Contributor ©: Uhrforum.de member buchenhain

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