Captivate the cameras as a couple in a sexy charmeuse dress and a dapper double-breasted suit. Off-white silk-satin empire gown with ribbon halter, about $2,600, by Jane Hamidi for Palazzo. White-and-silver sunglasses (seen throughout), $325, by John Varvatos, 877-777-9677. Sterling silver–and-crystal cabachon cuff, $2,950; matching ring, $495, by Lalique, 212-355-6550. Sterling silver bangle, $500, by Elsa Peretti for Tiffany & Co, 800-526-0649. Platinum-and-diamond ring (seen throughout), $17,000, by Elara, 888-397-7627. On him: Navy sharkskin suit, $1,895; black tuxedo shirt, $995, both by Valentino, 800-997-0140. Black bow tie, $60, by Thomas Pink. Platinum-and-diamond ring (seen throughout), $14,500; platinum-and-diamond ring (seen throughout), $6,900, both by Chris Aire. Black patent- leather shoes (seen throughout), $475, by Ermenegildo Zegna.