A Virgin Wool Overcoat by Hart Schaffner & Mart for Jordan Marsh.
Union Tag inside inner pocket.
Gray Mini Herringbone.
Brown Satin Lining. 
There is not a size tag.
Shoulder to shoulder measures 17 inches.
Sleeve is 25.5 inches from tip shoulder to cuff.
Armpit to armpit measures 21.5 inches.
Length is 46 inches.
I presume from the 1990s.
In perfect in every way condition. No damage to lining.