Unitas 6450

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13”’ | Hand Wind | Swiss Lever | Small Seconds | Date |

Remarks:

  • Movement family:
    • 6340: Hand winding, small seconds
    • 6450: Hand winding, small seconds, date
    • 6342: Hand winding, small seconds, different bridge shape to 6340
    • 6452: Hand winding, small seconds, date, different bridge shape to 6450

 

  • Listing ID: 3008
  • Manufacturer / Brand: Unitas
  • Caliber: 6450
  • Size: 13'''
  • Shape: Round
  • Winding: Manual (Crown)
  • Hand Setting: Crown
  • Seconds Hand: Small seconds
  • Escapement: Lever (Swiss, English, Glashütte)
  • Date & Day: Date
  • Jewels: 17
  • Setting Lever Screw/Pin Position: Right
  • Balance Position: Bottom (120 - 240°)
  • Shock Protection: Incabloc
  • Beats per hour: 18,000
  • Balance Type: Nickel
  • Power Reserve: Unknown
  • Production Period: Unknown, probably around 1972
  • Identification: Marked with the Unitas logo and 6450 under the balance. Listed in the Flume K3 catalog from 1972.
  • External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-30#post-4001395
  • Country: Switzerland
  • Contributor ©: Uhrforum.de member buchenhain

1 thought on “”

  1. It may be “listed in the Flume K3 catalog from 1972” but I’ve seen it in watches (for example, the Renis brand) that look to be from 1965- 1969 in case/dial style, so I think it’s older.

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