Jasz Couture 7420 dresses are offered in Purple, Sky Blue, Jade. $724 is the Formal Approach best price guarantee for style 7420 by Jasz Couture. Shop with confidence, Formal Approach is an authorized Jasz Couture prom dress store. Jasz Couture 7420 is offered in sizes: 000, 00, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22.