11 1/2”’ | Hand Wind | Pin Lever | Direct Sweeping Seconds | Date |

Remarks:

• Digital display of hours and minutes
• Date without quick setting
• Movement family:
  • Parrenin 1640: Sweeping seconds
  • Parrenin 1641: Sweeping seconds, date
  • Parrenin 1645: Sweeping seconds, date, digital display

• Listing ID: 20802
• Manufacturer / Brand: Parrenin / HP
• Caliber: 1645
• Size in French Lignes: 11 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: Pin Lever
• Date, Day, Month...: Date
• Jewels: 17, of which three are non-functional
• Setting Lever Screw/Pin Position: Left
• Balance Position: Left (240 - 360°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: Probably around 1975
• Country: France
• Identification: Movement marked with 1645 under the balance. Original datasheet available.
• Contributor ©: Anynyous