Colette CL12264 in Novelty Sequin Fabric. $545 is the Formal Approach best price guarantee for style CL12264 by Colette. Shop with confidence, Formal Approach is an authorized Colette prom dress store. Colette CL12264 comes in the following colors: Forest Green, Plum, Cabernet, and these sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20.