Corset-Back Long Sequin Prom Dress Under $200Finally, a gorgeous long sequin prom dress that is as dazzling as it is affordable. At under $200, this fabulous long formal dress is budget priced, yet an upscale choice for prom, fancy galas, and other black tie events. The long sequin evening gown has a sheer inset at the plunging v neckline and thin shoulder straps that lead to the trendy corset that laces up for the best fit. The budget priced long sequin prom dress smooths over the hips before