Vintage Handmade Women’s Jacket one of a kind 70s

Fully lined Hand stitched around lapels and collar. See pics Our mother made this in 70s? Excellent Used Condition Square shaped discoloration on lining not on outside Fits me a 12-14 I think double knit with thin nylon lining Great for spring Last picture on me size 12-14 5’ 7” Slightly loose