Size 12 Petite but I think fits more like a 6 or 8  
See approximate measurements in photos.
Shoulder pads
Wool and Cashmere Blend.  Keeps you warm but is a nice weight.  Not too bulky.
Beautiful tan brown camel type color.
Tortoiseshell Buttons
Very nice pre owned condition.  Lining is also in excellent condition.
Wardrobe Staple/Capsule/Academia/Preppy