Rachel Allan 70759 stretch tulle, beading, mirrors prom dresses are offered in Lime Multi, Purple Multi, Royal Multi. $798 is the Formal Approach best price guarantee for style 70759 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70759 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.