8 3/4”’ | Hand Wind | Cylinder | No Seconds

 

• Listing ID: 4826
• Manufacturer / Brand: AM
• Caliber: 612
• Size: 8 3/4'''
• Shape: Round
• Winding: Manual (Crown)
• Hand Setting: Crown
• Seconds Hand: None
• Escapement: Cylinder
• Date & Day: None
• Jewels: 10
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Brass
• Power Reserve: Unknown
• Production Period: Unknown, probably from 1936 to 1939
• Identification: AM logo and Ebauches SA trust mark (used from 1936) on the dial side. From 1939, the AM logo was replaced by the Ebauches SA shield. Listed in the Flume K1 catalog and in the Classification Horlogère from 1936.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-5#post-1534052
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)