UMF 39-22 / UMF 32-12 | 17jewels.info

Technical data

**Hint:** The jewel count, the types of balances used, and the shock protections employed refer only to the specimens held in the archive and are therefore not relevant for the precise identification of the movement.
Manufacturer:	UMF
Caliber:	39-22 (32-12)
Size:	8 3/4'''
A/h:	18000
Number of jewels:	17
Escapement:	Pallet lever
Balance types:	Nickel anular balance
Shock protection(s):	Antichoc 102
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
Features:	SCI (indirect center seconds)
References:	Flume: K3 17