11 1/2”’ | Automatic | Swiss Lever | Direct Sweeping Seconds | Date |

Remarks:

• Movement family:
  • Parrenin 90: 10 1/2”’, hand winding
  • Parrenin 90 CLD: 10 1/2”’, hand winding, date
  • Parrenin 901: 11 1/2”’, hand winding
  • Parrenin 901 CLD: 11 1/2”’, hand winding, date
  • Parrenin 1901: 11 1/2”’, automatic
  • Parrenin 1901 CLD: 11 1/2”’, automatic, date

• Listing ID: 20795
• Manufacturer / Brand: Parrenin / HP
• Caliber: 1901 CLD
• Size in French Lignes: 11 1/2'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Automatic
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: Date
• Jewels: 25
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Unisafe
• Beats per hour: 18,000
• Balance Type: Nickel
• Power Reserve: Approx. 33 hours
• Production Period: Unknown, probably around 1959
• Country: France
• Identification: Movement marked with HP 1901 under the balance wheel. Listed in the "Feilner Rohwerke" catalog from 1959.
• Contributor ©: Anonymous