Rachel Allan 70743 metallic shimmer prom dresses are offered in Fuchsia Shimmer, Lilac Shimmer, Peacock Shimmer. $398 is the Formal Approach best price guarantee for style 70743 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70743 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16.