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

Remarks:

• To reduce the overall height, an intermediate wheel was installed between the center wheel pinion and the rest of the wheel train. The arrangement of the jewels of the four wheels corresponds to the four brightest stars of the Pleiades constellation

 

• Listing ID: 2421
• Manufacturer / Brand: Tavannes / Cyma
• Caliber: 17’’’ 10 Pléiade Savonnette
• Size: 17'''
• Shape: Round
• Winding: Manual (Crown)
• Hand Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date & Day: None
• Jewels: 19
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1936
• Identification: In the Classification Horlogère of 1936, the Lépine (open face) version of the movement is illustrated, while the Savonnette (hunter) version is only listed.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-37#post-4670353
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)