10 1/4”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

• The movement is available in three different versions with different heights:
  • 10.85: Height 4.0 mm (from 1903)
  • 10.85N: Height 3.6 mm (from 1909)
  • 10.85M: Height 2.8 mm (from 1909)
• Crown wheel, ratchet wheel and click underneath the barrel bridge
• Screw-set jewels (Chatons) on the bridge side

 

• Listing ID: 3320
• Manufacturer / Brand: Longines
• Caliber: 10.85
• Size: 10 1/4'''
• Shape: Round
• Winding: Manual (Crown)
• Hand Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date & Day: None
• Jewels: 18
• Setting Lever Screw/Pin Position: Center
• Balance Position: Right (0 - 120°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance with Breguet hairspring
• Power Reserve: Unknown
• Production Period: From 1903 (source: http://m.iwatch365.com/thread-15944844-1-1.html)
• Identification: Listed in the Paulson catalog of 1950.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-26#post-3638202
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)