Simplicity 6580 vintage sewing pattern, dated 1985.

Connoisseur Collection - Misses' Lined Suit:

Jackets have funnel neckline, front button closing, princess seams, forward shoulder seams, long set-in two piece sleeves and top-stitching. V. 1 has patch pockets with flaps. Skirt, gathered to buttoned waistband has yoke and pockets with opening in left pocket and top-stitching. 

Size   12:

Bust   34 inches / 87 cm

Waist  26 1/2 inches / 67 cm

Hip     36 inches / 92 cm

Pattern is neatly cut and checked complete. One tissue piece has a 1 inch edge tear, repaired with tape. Envelope is in very good vintage condition.

More 80s patterns here:

https://allthepreciousthings.com.au/collections/1980s