AM 623

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8 3/4”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

  • In the Classification Horlogère of 1936, the AM 623 is listed as a variant of the 621. According to the Classification, the dial sides of the 621 and 623 are identical; the movements differ only in the different bridge shapes
  • There is also an AM 623 Predecessor, which has a slightly shorter setting lever spring

 

  • Listing ID: 4899
  • Manufacturer / Brand: AM
  • Caliber: 623
  • Size: 8 3/4'''
  • Shape: Round
  • Winding: Manual (Crown)
  • Hand Setting: Crown
  • Seconds Hand: None
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date & Day: None
  • Jewels: 15
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: None
  • Beats per hour: 18,000
  • Balance Type: Bimetallic screw balance
  • Power Reserve: Unknown
  • Production Period: Probably around 1928
  • Identification: Listed in the Ebauches SA catalog from 1928.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-4#post-1402275
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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