10 1/2”’ | Hand Wind | Swiss Lever | Direct Sweeping Seconds

• Listing ID: 21028
• Manufacturer / Brand: Langendorf / Lanco
• Caliber: 1020
• Size in French Lignes: 10 1/2'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Left
• Balance Position: Right (0 - 120°)
• Shock Protection: Incabloc
• Beats per hour: 18,000
• Balance Type: Nickel
• Power Reserve: Approx. 37 hours
• Production Period: Unknown, probably around 1960
• Country: Switzerland
• Identification: Dial side marked with Langendorf logo. Listed in the Langendorf spare parts catalog no. 60 from around 1960.
• Contributor ©: Uhrforum.de member buchenhain
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-80#post-10934932