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

Remarks:

• Quick date setting by repeatedly changing 21 – 24 o’clock
• Movement family:
  • ETA 2450: 10 1/2”’, no date, rotor mass with heavy metal rim
  • ETA 2451: 11 1/2”’, no date, rotor mass with heavy metal rim
  • ETA 2452: 11 1/2”’, date, rotor mass with heavy metal rim
  • ETA 2453: 11 1/2”’, no date, one piece rotor mass
  • ETA 2454: 11 1/2”’, date, one piece rotor mass

• Listing ID: 6662
• Manufacturer / Brand: ETA
• Caliber: 2452
• 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: Right (0 - 120°)
• Shock Protection: Incabloc
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Approx. 42 hours
• Production Period: Unknown, probably around 1962.
• Identification: Listed in the Flume K2 catalog from 1962.
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)