5 1/4 x 8 3/4”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

• Movement family:
  • Cupillard 55
  • Cupillard 55A: slightly different wheel train bridge (cut-out over crown wheel), maybe other different parts

• Listing ID: 4251
• Manufacturer / Brand: Cupillard
• Caliber: 55
• Size in French Lignes: 5 1/4 x 8 3/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Form
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Right
• Balance Position: Right (0 - 120°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1960
• Identification: Marked with the Cupillard logo and 55 under the balance. Listed in the Flume K2 catalog from 1962.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-13#post-2467344
• Country: France
• Contributor ©: Uhrforum.de member EnabranTain