Courvoisier Model No. 81

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9 3/4”’ | Hand Wind | Cylinder | No Seconds |

Remarks:

  • The movement also contains the regulator model no. 33 shown in the picture of the registration

 

  • Listing ID: 1336
  • Manufacturer / Brand: Courvoisier
  • Caliber: Model No. 81
  • Size in French Lignes: 9 3/4'''
  • Shape: Round
  • Winding: Manual (Crown)
  • Hands Setting: Crown
  • Seconds Hand: None
  • Escapement: Cylinder
  • Date, Day, Month...: None
  • Jewels: 10
  • Setting Lever Screw/Pin Position: Left
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: None
  • Beats per hour: 18,000
  • Balance Type: Brass
  • Power Reserve: Unknown
  • Production Period: Around 1921
  • Identification: Registered by L. Courvoisier & Cie in the Swiss Official Gazette of Commerce on 04.08.1921 as model No. 81. Model No. 81 is not an official caliber designation, but was used to register the design.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-47#post-6363372
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member Badener (Andreas Kelz)

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