Summer wedding season is upon us, which means flights to book, registries to empty and pretty cocktail dresses to purchase and wear. Whether you’re going Oceanside in Nantucket Harbour, yachting off of Key West, witnessing vows in a botanical garden or ballroom dancing in NYC, we have an ensemble worthy of the best-dressed guest nod — just try not to show up the bride.

Valentino off-the-shoulder dress, $2,290, net-a-porter.com; Alexander McQueen clutch, $3,275, ssense.com; Jimmy Choo patent pumps, $495, net-a-porter.com.