Sonceboz ES 50 = Voumard 1050

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12 1/4”’ | Hand Wind | Swiss Lever | Sweeping Seconds |

Remarks:

  • Pillar construction

 

  • Listing ID: 4408
  • Manufacturer / Brand: Sonceboz / Voumard
  • Caliber: Sonceboz ES 50 = Voumard 1050
  • Size: 12 1/4'''
  • Shape: Round
  • Winding: Manual (Crown)
  • Hand Setting: Crown
  • Seconds Hand: Sweeping seconds (central seconds)
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date & Day: None
  • Jewels: 17
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Left (240 - 360°)
  • Shock Protection: Incabloc
  • Beats per hour: 18,000
  • Balance Type: Glucydur?
  • Power Reserve: Unknown
  • Production Period: Unknown, probably around 1975
  • Identification: Inscription on the dial side with ES 50 (ES = Ebauches Sonceboz). The same movement is also available with the inscription Voumard 1050.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-11#post-2221744
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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