7 1/4”’ | Hand Wind | Swiss Lever | No Seconds |

Remarks:

• Movement family:
  • Eterna 1418U: 6 3/4”’, hand winding
  • Eterna 1419U: 6 3/4”’, automatic
  • Eterna 1420U: 7 1/4”’, automatic
• Meaning of the suffix U unknown

• Listing ID: 7446
• Manufacturer / Brand: Eterna
• Caliber: 1420U
• Size in French Lignes: 7 1/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Round
• Winding: Automatic
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Left
• Balance Position: Right (0 - 120°)
• Shock Protection: Eterna T?
• Beats per hour: 21,600
• Balance Type: Glucydur
• Power Reserve: Approx. 40 hours
• Production Period: Unknown
• Identification: Movement marked with ETERNA MATIC and 1420U. Listed as Eterna 1420 in Flume K2 catalog from 1962.
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)