Kurth Frères KF 230 = Grana 230 = Alpina 832

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5 1/4 x 8 1/2”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

  • Grana was a KF brand. It later became Certina

 

  • Listing ID: 4768
  • Manufacturer / Brand: Kurth Frères KF / Grana / Alpina
  • Caliber: Kurth Frères KF 230 = Grana 230 = Alpina 832
  • Size in French Lignes: 5 1/4 x 8 1/2'''
  • Shape: Form
  • Winding: Manual (Crown)
  • Hands Setting: Crown
  • Seconds Hand: None
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date, Day, Month...: None
  • Jewels: 15
  • Setting Lever Screw/Pin Position: Right
  • Balance Position: Right (0 - 120°)
  • Shock Protection: None
  • Beats per hour: 18,000
  • Balance Type: Monometallic screw balance
  • Power Reserve: Unknown
  • Production Period: Unknown, probably around 1939
  • Identification: Marked on wheel train bridge with Alpina logo and 832. Listed in the Flume K1 catalog. Listed in the Classification Horlogère from 1939.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-6#post-1682052
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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