Arogno 34

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10 1/2”’ | Hand Wind | Swiss Lever | No Seconds

 

  • Listing ID: 3324
  • Manufacturer / Brand: Arogno
  • Caliber: 34
  • Size in French Lignes: 10 1/2'''
  • Shape: Round
  • Winding: Manual (Crown)
  • Hands Setting: Crown
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date, Day, Month...: None
  • Jewels: 15
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: None
  • Beats per hour: 18,000
  • Balance Type: Monometallic screw balance
  • Power Reserve: Unknown
  • Production Period: Probably between 1936 and 1939, because TR hallmark from 1936 and new Arogno logo from 1939.
  • Identification: Dial side with old Arogno logo and TR mark of Ebauches SA. Shown in the Classification Horlogère of 1936 and in the Flume K1 catalog with a different bridge side and a different lever spring. The SWISSCO Quick-Check (ca. 1960) lists both the variant of the setting lever spring shown here and the one from the Classification.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-26#post-3636844
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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