6 3/4 x 7 3/4”’ | Hand Wind | Swiss Lever | No Seconds |

• Listing ID: 3135
• Manufacturer / Brand: AS / Wittnauer
• Caliber: Wittnauer 6W7 = AS 1023
• Size in French Lignes: 6 3/4 x 7 3/4'''
• 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: KIF Flector
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Approx. 38 hours
• Production Period: Unknown
• Identification: Wheel train bridge marked Wittnauer and 6W7. Listed in the Marshall Handy Manual 1961.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-29#post-3840487
• Country: U. S. A. / Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)