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

Remarks:

• Date with quick-setting
• Movement family:
  • 18,000 bph, fixed hairspring stud-holder:
    • Lorsa P62: 10 1/2”’, hand winding
    • Lorsa P72: 11 1/2”’, hand winding
    • Lorsa P75: 11 1/2”’, hand winding, date
  • 21,600 bph, mobile hairspring stud-holder:
    • Lorsa P62 A: 10 1/2”’, hand winding
    • Lorsa P72 A: 11 1/2”’, hand winding
    • Lorsa P72 A Di: 11 1/2”’, hand winding, digital display with jumping hour
    • Lorsa P72 A Di OTO: 11 1/2”’, automatic, digital display with jumping hour
    • Lorsa P72 A OTO: 11 1/2”’, automatic
    • Lorsa P75 A: 11 1/2”’, hand winding, date
    • Lorsa P75 A OTO: 11 1/2”’, automatic, date
    • Lorsa P76: 11 1/2”’, hand winding, date, day
    • Lorsa P76 OTO: 11 1/2”’, automatic, date, day

• Listing ID: 10174
• Manufacturer / Brand: Lorsa
• Caliber: P75 A OTO / P75A OTO
• 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: 22, 25
• Setting Lever Screw/Pin Position: Right
• Balance Position: Left (240 - 360°)
• Shock Protection: Antishock S 65
• Beats per hour: 21,600
• Balance Type: Nickel
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1974
• Country: France
• Identification: Movement marked with Lorsa logo and P75 A under the balance wheel. Original datasheet from 1974 available.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)