Rachel Allan 7073 dresses are available in the following colors: Lilac Multi, White Multi. $398 is the Formal Approach best price guarantee for style 7073 by Rachel Allan. Formal Approach is an authorized Rachel Allan prom dress store. We only offer authentic designer prom dresses. Rachel Allan 7073 comes in the following sizes: 0, 2, 4, 6, 8, 10, 12, 14, 16.