Rachel Allan 70703 stretch tulle, beading prom dresses are offered in Black Ocean, Light Blue Lilac, Lime, Tangerine. $518 is the Formal Approach best price guarantee for style 70703 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70703 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20.