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

Remarks:

• Movement also available with 11 1/2”’ plate
• Movement family:
  • Femga 520: no date, difference to 520 B not known
  • Femga 520 B: no date
  • Femga 520 C: date

• Listing ID: 7945
• Manufacturer / Brand: Femga
• Caliber: 520 B / 520B
• 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: Bottom (120 - 240°)
• Shock Protection: Incabloc
• Beats per hour: 18,000
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1962
• Identification: Movement plate marked with Femga 520B. Femga 520 and 520C listed in the Flume K2 catalog from 1962.
• Country: France
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)