Invar 19'''

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19”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

  • The curved regulator is characteristic of Invar movements
  • Interesting fine adjustment
  • Dial screws on the side of the movement, not on the movement plate as is usual for old pocket watches

 

  • Listing ID: 3353
  • Manufacturer / Brand: Invar
  • Caliber: 19'''
  • Size in French Lignes: 19'''
  • Size range mm largest diameter: > 40 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: Right
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: None
  • Beats per hour: 18,000
  • Balance Type: Bimetallic screw balance with Breguet hairspring
  • Power Reserve: Unknown
  • Production Period: Unknown, probably around 1912
  • Identification: Listed in the Flume main catalog from 1912.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-26#post-3613994
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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