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Step into the world of designer cocktail dresses and redefine what it means to be RSVP-ready.

Silhouette: Tight

Although black tie attire had been overshadowing the tailcoats worn by men of nobility every evening for decades, during the jazz age, the use of the dinner jacket (or tuxedo) became convention

Always show respect to your hosts and the purpose of the event

Interestingly, its the first time we see a royal wearing black on the series outside of a funeral, which Sidonie notes is also quite symbolic: It indicates the death of something and the beginning of something new, she told Netflix

Your pocket square can also introduce a restrained colour or pattern, ensuring it complements the overall outfit rather than clashing with it