Rachel Allan 70525 sequin, stone beading, chiffon prom dresses are offered in Black Gunmetal, Red Silver, Royal Peacock. $758 is the Formal Approach best price guarantee for style 70525 by Rachel Allan. Shop with confidence, Formal Approach is an authorized Rachel Allan prom dress store. Rachel Allan 70525 is offered in the following sizes: 00, 0, 2, 4, 6, 8, 10, 12.