Rachel Allan 70640 glitter stretch jersey, beading prom dresses are offered in Black, Emerald, Platinum, Red. $698 is the Formal Approach best price guarantee for style 70640 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70640 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.