Haute Couture Plunging Neckline Dress by Amarra Mesmerize the crowd as you walk wearing this slim-fitted dress by Amarra. It showcases a plunging neckline and lace-up back held up by dual spaghetti straps. The sheath silhouette with ruched detailing attracts the limelight with its high slit and sweep train. Pair the dress with corset heels.