I'm sure this is vintage, but I'm not 100% sure.
 
It's really heavy, in battered dark brown leather. Fastens with 4 buttons at the front.
 
2 front pockets.
 
1 inside pocket.
 
Fully lined in wool.
 
Measurements: (All taken in inches, approximate. Taken with item fastened and laid flat.)
 
XXL
Pit to pit  26"
Shoulder to shoulder  22"
Pit to cuff  18"
Pit to hem 19"
Nape to hem  33"
 
It's in great used condition. The plastic on the main label has split.