Colette CL2021 dresses are offered in Navy Gold, Gold Pewter, Royal Blue, Black. $609 is the Formal Approach best price guarantee for style CL2021 by Colette. Shop with confidence, Formal Approach is an authorized Colette prom dress store. Colette CL2021 is offered in sizes: 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24.