Wedding Dresses Sweetheart Neckline Ball Gown Lace Dark Navy Glitter Square Neckline Lace Up Wedding Guest Dress Lace A Line Wedding Dress with Plunging Sweetheart Neckline Stylish Black Glitter Sheer Corset Sweetheart Prom Dress Lunss A Line Square Neck Mid Back Sleeveless Floor Length Wedding Dress. 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.