Rachel Allan 70655 stretch satin jersey, beading, chiffon prom dresses are offered in Black, Royal. $898 is the Formal Approach best price guarantee for style 70655 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70655 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.