10 Of The Most Expensive Designer Wedding Dresses

4. Amal Alamuddin’s Oscar De La Renta Gown – $380,000
For her wedding to George Clooney, Amal Alamuddin wore a stunning Oscar De La Renta gown. So why that designer in particular? Alamuddin told Vogue,“George and I wanted a wedding that was romantic and elegant, and I can’t imagine anyone more able than Oscar to capture this mood in a dress.