Rachel Allan 50359 velvet, pleated organza prom dresses are offered in Black Emerald, Black Pink, Black. $758 is the Formal Approach best price guarantee for style 50359 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 50359 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.