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'''
- Size range mm largest diameter: 0 - 22 mm
- 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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