Sherri Hill 55770 comes in the following colors: Black Royal, Black Emerald, Black Red, Navy Multi, Black Ocean. $498 is the Formal Approach best price guarantee for style 55770 by Sherri Hill. Shop with confidence, Formal Approach is an authorized Sherri Hill prom dress store. We only offer authentic designer prom dresses. Sherri Hill 55770 is available in the following sizes: 000, 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18.