Butterick See & Sew 5427 vintage sewing pattern, dated 1991.

Misses' Jumpsuit & Top:

Jumpsuit (Very Loose-fitting through Hips), above ankle, has loose-fitting, dropped waist bodice with low armholes, pockets, leg bands and back zipper. Loose-fitting, pullover top has mock bands, dropped shoulders, back neck slit, button/loop and above elbow sleeves with stitched hems.  

Sizes  6 8 10:

Bust   30 1/2 - 31 1/2 - 32 1/2 inches / 78 - 80 - 83 cm

Waist 23 - 24 - 25 inches / 58 - 61 - 64 cm

Hip    32 1/2 - 33 1/2 - 34 1/2 inches / 83 - 85 - 88 cm

Pattern is UNCUT, still factory folded. Pattern envelope has some light shelf wear. 

More 90s patterns here:

https://allthepreciousthings.com.au/collections/1990s?page=1