Rachel Allan 50351 taffeta, crystal beading prom dresses are offered in Red, Royal. $1198 is the Formal Approach best price guarantee for style 50351 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 50351 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.