Elegant Navy Blue Dresses For Wedding Guests & Windsor Dark Navy Glitter Square Neckline Lace Up Wedding Guest Dress Modest Long Sleeve Lace A Line Wedding Dress with High Neckline Looking for a glitter navy dress for prom with this sort of neckline. This dark navy wedding guest dress features a square neckline and a delicate lace up back, combining classic structure with modern detailing. The glittering fabric adds subtle sparkle, enhancing its elegant silhouette. Designed for a flattering fit and comfortable wear, this dress is ideal for formal occasions where refined glamour and sophistication are essential.