1930's 1940's WW2 bespoke army officers greatcoat size 38

For sale here we have a classic officers greatcoat from we think the late 30's although hard to say exactly . The buttons have been replaced with later items but they're not hard to find. 

Measurements 

sleeve - 25

shoulder - 19

length - 46

Armpit to armpit  - 20

Fit - slim 38 reg

Condition - Excellent