BHLDN Leila Deep-V Flutter Sleeve Satin A-Line Gown Floral Navy. Timeless and classic full length maxi dress. Draped bodice with soft sleeves and a flowy skirt. Plunge neckline. Beautiful floral pattern. Zipper on the side. 

Item has a couple of tiny thread pulls, as shown in photos. 

MSRP $248

Measurements with the garment laying flat:

length: about 59.5 inches