black dress white sweater Mariela Vest and Poplin BLACK-WHITE / M by Sugarlips neckline Bodycon fit Ruffle hem Self Women's Flutter Sleeve Sweater Dress

As always, one rule that every guest should follow is to avoid wearing white unless specifically requested, given the shade is traditionally reserved for the bride.

purple Prom Dresses Enchanting Elegance: Purple Prom Dresses by Rachel Allan Channel Royalty with Rachel Allan Purple Prom Dresses Step into the spotlight in a stunning purple prom dress from Rachel Allan

I find that they are just a step below and give you a little more mobility which is ideal for a day of grad party hopping

Suit Necktie Suits are typically paired with a long necktie

Pro Tip : Opt for a slim-fit style to keep the look modern and sharp, and consider a turtleneck sweater in cooler months for a chic layering effect