1970s Avia Dress Watch with dark Grey grained dial, integrated strap, FHF 96-4.
It is currently gaining around +25 second a day, with an amplitude of 205 degrees and a beat error of 6.1 m/s.
A service is recommended soon. It's worth it on this sensational looking watch.
Dial: 
The dial is in perfect, original condition, with a grained, dark grey colour.
 
Hands:
The hands are un-bent and un-corroded. 
All hands would appear to be original.
 
Glass:
The glass is original and in exceptional condition.
 
Crown:
The crown is original and fits flush to the case and winds and sets well.
 
Case: 
The case is in strong condition with only a few VERY light surface scratches. A very nice original case that is chrome plated
 
Lugs:
There is very minimal wear to the chrome plating on the lugs.
 
Case back:
Only light surface scratches.
 
Movement:
It is currently gaining around +25 second a day, with an amplitude of 205 degrees and a beat error of 6.1 m/s.
FHF 96-4
Features
manual wind
sweep second
date: set by changing 21-24h
 
The watches Dimensions:
Case width: 33.5mm
Case width with crown: 36.5mm
Case length: 33.5mm
Case Depth: 10mm
Case length lug to lug: 33.5mm