UMF 24-33

UMF 24-33 | - The Movement Archive

UMF 24-33


The UMF caliber 24-33 adds a slowly switching date indication and an indirectly driven center second hand to the base caliber UMF 24-30.

UMF 24-33: UMF 24-33 dial side

UMF 24-33 dial side

UMF 24-33: dial side without date disc

dial side without date disc

Technical data

Caliber base:UMF 24-30
Size:10 1/2'''
lift angle:60°
Escapement:Pin lever
Balance types: Nickel anular balance
Shock protection(s): none
Balance bearing / direction hairspring:Clockwise
Moveable stud:no/yes
Adjust mechanism:Hairspring key
  • lever
  • escape wheel, seconds wheel, third wheel, center minute wheel, mainspring barrel
Construction type:pillar construction
Winding mechanism:rocking bar winding system
Setting lever spring:2 hole(s)
  • SCI (indirect center seconds)
  • QG (date indication (aperture))
Production period:1963-1990
References: Flume: K3 66

Usage gallery

UMF 24-33: Karex ladies' watch

Karex ladies' watch

UMF 24-33: Ruhla ladies' watch

Ruhla ladies' watch


This movement with its NOS Ruhla ladies' watch is a kind donation from Marco Bublitz to the movement archive. Thank you very much for your great support!