AS 1783

AS 1783 | - The Movement Archive

AS 1783


This is a rather large ladies' selfwinding movement from AS, which already beats with 21600 A/h and offers a date indicator with quickset mechanism and instant change at midnight.

The base caliber for the AS 1783 is the AS 1780.

Technical data

Size:8 3/4'''
lift angle:52°
Number of jewels:21
Escapement:Pallet lever
Balance types: Nickel anular balance
Shock protection(s): Incabloc
Balance bearing / direction hairspring:Clockwise
Moveable stud:yes
Adjust mechanism:Hairspring key
  • SCD (direct center seconds)
  • QG (date indication (aperture))
  • RDR (date corrector)
  • AUT (selfwinding)
References: Flume: K3 160

Usage gallery

AS 1783: Lanco Automatic ladies' watch

Lanco Automatic ladies' watch