Simplicity 6739 vintage sewing pattern, dated 1985.
Misses' Easy To Sew Two-Piece Dress.
Asymmetrical front-wrap jacket V1 or top v2 with left shoulder button closing is wedge shaped. V1 has long set-in sleeves. V2 is sleeveless. Skirt v1 and 2 has waistband, back zipper and back slit.
Size 12:
Bust 34 inches / 87 cm
Waist 26 1/2 inches / 67 cm
Hip 36 inches / 92 cm
Pattern is UNCUT and factory folded. Envelope has paper tanning and some small holes.
More 80s patterns here:
https://allthepreciousthings.com.au/collections/1980s