Lorsa 8F

 
Lorsa 8F

Lorsa 8F

Description

The french caliber Lorsa 8F is a common ladies’ form movement. The almost regular triangle of the three gears and rubies is remarkable.

For shock protection, it uses an different shock protection systems (Antichoc, Novodiac).

version with novodiac shock protection

version with novodiac shock protection

Lorsa 8F dial side

Lorsa 8F dial side

dial side of the Novodiac version

dial side of the Novodiac version

Technical data

Manufacturer:Lorsa
Caliber:8F
Number of jewels:17
Escapement:Pallet lever
Balance types: Nickel anular balance
Shock protection(s): Antichoc S65
Novodiac
Balance bearing / direction hairspring:Counterclockwise
Moveable stud:yes
Adjust mechanism:Hairspring key
Construction:
  • lever
  • escape wheel, seconds wheel, third wheel, center minute wheel
  • mainspring barrel
Winding mechanism:yoke winding system
Setting lever spring:5 hole(s)
Functions:hour, minute
A/h:21600
Size:6 3/4 x 8''' (measured: 15,15 x 17,8mm)
Literature: Flume: K3 87

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