A typical Indian wedding begins with a mehendi—a lively, pre-wedding ritual where henna is applied to guests’ hands and feet.

From traditional black-tie weddings to whimsical garden parties, we asked experts to help us break down what to wear.

For their wedding celebrations, the couple also wore traditional Indian attire from Khosla Jani and other local designers. Priyanka and Jonas are among the 1,000 high-profile guests expected to ...