6 1/2 x 11”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

• Movement family with different bridge forms:
  • AS 500
  • AS 501
  • AS 513
  • AS 668
  • AS 673
  • AS 678

• Listing ID: 5404
• Manufacturer / Brand: AS
• Caliber: 500
• Size: 6 1/2 x 11'''
• Shape: Form
• Winding: Manual (Crown)
• Hand Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date & Day: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Right
• Balance Position: Right (0 - 120°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Bimetallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1928
• Identification: Dial side marked with AS 500. Listed in the Ebauches SA catalog from 1928.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-63#post-8860826
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)