11 1/2”’ | Hand Wind | Swiss Lever | Direct Sweeping Seconds

• Listing ID: 4367
• Manufacturer / Brand: AS
• Caliber: 1880
• Size in French Lignes: 11 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: Bottom (120 - 240°)
• Shock Protection: Incabloc
• Beats per hour: 21,600
• Balance Type: Glucydur
• Power Reserve: 50 hours
• Production Period: Probably around 1970, since it is listed in the 1972 Flume K3 catalog, but not yet in the 1968 addendum to the Flume K2.
• Identification: Marked under the balance with the AS logo and 1880/81 (1881 = 1880 + date).
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-12#post-2274495
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)