Rachel Allan 7031 dresses are available in the following colors: Black Gold, Gold. $478 is the Formal Approach best price guarantee for style 7031 by Rachel Allan. Formal Approach is an authorized Rachel Allan prom dress store. We only offer authentic designer prom dresses. Rachel Allan 7031 comes in the following sizes: 0, 2, 4, 6, 8, 10, 12.