1960s Brown Lightweight Nylon Jumper

Stunning Soft Silky Knit Mens Sweater Jumper
In excellent/very good condition. 
Made in Korea for " Montagot". 
Fine rub mark to under pocket, not noticable (see last photo)
Awesome collar. Conker brown colour.
Fine knit, quite transparent when held to light. 
Creamy white stripe detail to front placket and breast pocket
Concealed buttons, small collar button. 
Ribbed cuffs and hem line. 
No sizing labels
Measurements Laid Flat:
Pit to Pit: 20.5"
Waist: 19"
Length from collar: 22"
Approx size S/M