Rachel Allan 40447 lamé prom dresses are offered in Lime, Peacock, Turquoise. $298 is the Formal Approach best price guarantee for style 40447 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 40447 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.