Vintage 70s handmade dress light blue gray fair isle collared fit & flare midi

Vintage 70s handmade dress light blue gray fair isle collared fit & flare midi I believe it was made from a pattern from a brand but I don't know what brand that would be. It has flaws/blemishes due to age but a cool piece and still wearable chest:19" sleeve:22" waist:15" length:41" details: no material info or size info measures to be about an 8 condition: has flaws, there are several runs in the fabric and a spot on the front see last 4 photos 70s, retro, vintage, Nordic, winter