Primavera Couture 1853 Sequin Beaded Plum Gown Formal Dress Prom Long Size: 6 Marvelous mirrorball sequin gown from Primavera Couture Be a bombshell in a glittering gown from Primavera Couture. The spaghetti strap style is excellent with a portrait neckline. Sizzling sequins light up the bodice and continue down the length. The glossy skirt is fully accented and jets into a full length with a high leg slit.