Jeffrey and Dara by Linda Hutley vintage black knit cardigan/jacket sz 9/10

Vintage black knit cardigan by Jeffrey and Dara, (guessing '70's/'80's) Made in USA Large lace collar. No information available re fabric type for collar but feels like a natural fabric, possibly cotton or cotton blend. Closes with 4 pearlized and metal buttons and 1 snap at the neck line. Features a fabric flower detail at neckline. Knit is 65+% acrylic and 23+% polyester Sizes label shows 9/10 but fits smaller. Dry clean only. In excellent vintage condition; however evidence of a pulled thread is subtely visible just above the 3rd button from the top.