Colette CL8510 dresses are offered in Pink, Black, Emerald. $479 is the Formal Approach best price guarantee for style CL8510 by Colette. Shop with confidence, Formal Approach is an authorized Colette prom dress store. Colette CL8510 is offered in sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24.