Longines 431

 
Longines 431

Longines 431

Technical data

Manufacturer:Longines
Caliber:431
Number of jewels:25
Escapement:Pallet lever
Balance types: Glucydur anular balance
Shock protection(s): KIF Ultraflex
Balance bearing / direction hairspring:Clockwise
Moveable stud:yes
Adjust mechanism:Excenter
Features:SCI,QG,AUT
Functions:hour, minute, second, day
A/h:36000
Size:11 1/2'''
Production period:1967 - ?
Literature: Flume: K3 214