Christian Dior Black and White Check Suit. Skirt is pleated all around, unlined. Jacket has 4 large front buttons with a single black botton on each cuff. Jacket has shoulder pads and is lined. 
Marked size 12, see measurements (in inches).
Jacket: Bust 19.5; Waist 17; Sleeve 22.25; Length 20.75 - 21; Shoulder 16.75 - 17
Skirt: Waist 15; Hip 22; Length 29