1980s knit sweater by Snapdragon. Pull over style with 3/4 length sleeves, banded waist and drop shoulder sleeves. Pattern is on both front and back. Fabric has stretch. 

Measurements:

Markes size XSmall 

Chest 34"

Shoulder 17.5"

Waist 22" unstretched 

Sleeve 16"

Length 19"