Rachel Allan 70734 stretch tulle, beading prom dresses are offered in Black, Burgundy, Emerald, Lilac, Navy, Pink, Powder Blue, White Blue Pink. $618 is the Formal Approach best price guarantee for style 70734 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70734 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.