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

Remarks:

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

• Listing ID: 3008
• Manufacturer / Brand: Unitas
• Caliber: 6450
• Size in French Lignes: 13'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: 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