NWT MSK Gold Collar Pleaded Black Sleeveless Cocktail Dress Size 10

New with tags MSK black sleeveless cocktail dress. Women's size 10. Has a unique gold "necklace" so to speak that is threaded through and acts as the collar. Collar has three springs that need tightening. Please see pics. There is a clasp on the back of this gold necklace in order to tighten or loose. Pleaded and bubble lined bust. Very chic and elegant. Measurements: Arm pit to Arm pit: 17.5" Front collar to bottom hem:37" Waist: 13" All measurements are taken laying flat. Material is very stretchy and flowing. Keep in mind.