12 1/2”’ | Hand Wind | Swiss Lever | Sweepings Seconds | Date | Alarm |

Remarks:

• Setting date and alarm time: see extra picture
• Movement family:
  • Citizen 3100: without date
  • Citizen 3102: with date

• Listing ID: 6625
• Manufacturer / Brand: Citizen
• Caliber: 3102
• Size in French Lignes: 12 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...: Date
• Other Functions: Alarm
• Jewels: 21
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Citizen Parashock
• Beats per hour: 18,000
• Balance Type: Glucydur?
• Power Reserve: Approx. 50 hours
• Production Period: Unknown, probably around 1970
• Identification: Movement marked with CITIZEN and 3102. Listed in a Citizen Technical Information from 1971.
• Country: Japan
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)