Vintage French Army greatcoat size 42

On offer here we have a superb French army greatcoat, hard to date but fairly old.. 

Measurements 

sleeve - 24.5

shoulder - 20

length - 44

Armpit to armpit  - 23

Fit - 42 reg although the buttons need moving back to their original place and so then it's closer to a slim40, with a sweater. At the moment the coat is almost 44.

Condition - Excellent