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

Remarks:

• Uwersi = Uhrenwerk Ersingen (Ersingen watch factory)
• Formerly: VUFE = Vereinigte Uhrenfabriken Ersingen (Unitied watch factories Ersingen)

• Listing ID: 5057
• Manufacturer / Brand: Uwersi / VUFE
• Caliber: 57/5
• Size in French Lignes: 5 1/4 x 8'''
• 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: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown
• Country: Germany
• Identification: Dial side marked with CAL 57/5, wheel train bridge with VUFE logo. Listed in the Flume K1 catalog in the part from 1957.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-2#post-1127503
• External Link 2: https://watch-movements.eu/blog/en/2025/10/05/watch-movements-of-uwersi-vufe-from-germany/