Colette CL8630 dresses are offered in Heather. $399 is the Formal Approach best price guarantee for style CL8630 by Colette. Shop with confidence, Formal Approach is an authorized Colette prom dress store. Colette CL8630 is offered in sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24.