Rachel Allan 70710 stretch tulle, beading, paillettes, mirrors prom dresses are offered in Emerald Multi, Navy Multi, Pink, Tangerine. $778 is the Formal Approach best price guarantee for style 70710 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70710 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.