UMF 24-26

 
UMF 24-26 | 17jewels.info - The Movement Archive

UMF 24-26

Description

The so called “eye mover” caliber 24-26 bases on the UMF 24-30 and adds an unusual complication: The prolonged anchor wheel carries a pair of eyes, which move on the ticking.

UMF 24-26: UMF 24-26 dial side

UMF 24-26 dial side

Technical data

Manufacturer:UMF
Caliber:24-26
Caliber base:UMF 24-30
Size:10 1/2'''
A/h:18000
lift angle:60°
Escapement:Pin lever
Balance types: Nickel anular balance
Shock protection(s): none
Balance bearing / direction hairspring:Clockwise
Moveable stud:no
Adjust mechanism:Hairspring key
Construction:
  • 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)
Production period:1963-1990
References: Flume: (K3 -)

Usage gallery

UMF 24-26: Saxon eye mover watch

Saxon eye mover watch