I think this is such a classy outfit for summer.  You can go from running errands to dinner and drinks or catching a movie without changing a thing. Here are the details for this look:

Tank Top - Brandy Melville - old - similar here

Culottes -Here

Strappy Heels -Here

Chanel Cavier Beige Double Flap Handbag

Necklace -Here

Bracelets a mix of Alex & Ani and Old Gold Bracelets