8 3/4 x 12”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Rocking bar winding
• Click on the dial side
• Very similar to the Epple 22
• Movement family:
  • Otero 22: small seconds
  • Otero 22 SC: indirect sweeping seconds

• Listing ID: 20729
• Manufacturer / Brand: Otero
• Caliber: 22
• Size in French Lignes: 8 3/4 x 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Form
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small 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: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Approx. 45 hours
• Production Period: Unknown, probably around 1952
• Country: Germany
• Identification: Movement marked with Kal. 22. Listed in the Flume K1 catalog in the part from 1952.
• Contributor ©: Anonymous