11 1/2”’ | Manual Wind | Swiss Lever | Indirect Sweeping Seconds |

Remarks:

• The OM 115 is very similar to the OM 116, but has a different height (5.0 mm vs. 4.05 mm)

• Listing ID: 715
• Manufacturer / Brand: O. Maire
• Caliber: 116
• Size in French Lignes: 11 1/2''', Height 4.05 mm
• 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: 15
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Incabloc
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1950
• Identification: Movement marked OM 116. Listed in Flume K1 in the 1952 part
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-55#post-7689762
• Country: Switzerland
• Contributor ©: Uhrforum.de member buchenhain