Long-Sleeve Long Modest Prom Dress 7036If you're looking for a modest long prom dress with lots of sparkle, here's one that is sure to shine. With rows and rows of sequins on the sheer long sleeves, this long a line formal dress from Amelia Couture is an eye catching choice for prom, military balls, and other black tie events. A sweetheart lining peeks through the sheer sequin bodice of this long sleeve evening gown, while sequin bands at the waist top the floor length long a line skirt.