Wool vintage Bill Blass Signature double breasted woman's maxi coat unknown size, looks to be an xl or large, 14/16, features gold button detail, deep pockets, and a black velvet collar. 

Measurements laying flat:
Shoulder to shoulder: 18-1/2 inches
Underarm to underarm: 25 inches (44 chest)
Sleeve length: 25 inches
Length: 52 inches

The lining is white silk with gray and black stripes.

It's in very good condition with only one small repair on the inside lining as pictured and button missing from inside inside right side.

Vintage Bill Blass Signature Black Wool Double Breasted Women's Maxi Coat