Rachel Allan 50318 stretch tulle, beading, crystal beading, chiffon prom dresses are offered in Aqua, Lime, Periwinkle. $1198 is the Formal Approach best price guarantee for style 50318 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 50318 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.