formal black midi dresses Buy Friends Like These Long Sleeve Gold Belted Tailored Dress from Next USA Fabric is very stretchy Azazie Plus Size Midi Dresses

You can style it as is, as a dress, or as a duster by opening some of the buttons

Credit: Steve Granitz/WireImage Amber Heard In a $6,495 drop-waist Monique Lhuillier on Jan

Simply delightful, this short black semi-formal dress features a sheer beaded sweetheart bodice with banded sleeves that drape over the upper arms for a sweet look at homecoming, sweet-16 parties, and other fancy events

Lovely displayable packaging with space to write a note makes her perfect for collectors as well

Made from a soft jersey fabric, this dress features a ribbed texture, long cuffed sleeves, a crew neckline and is complete at a mini length