60s mod dress Women's 60's Style Retro Mini Gogo Dress Vintage Style Dress Hippie Clothing Iron with cover Deadstock Vintage 1960s Mod Shift

The midshipmen will wear their standard cover until they are commissioned, and then will don the combination cap

Black, white, grey or a tan purse would look subtle here

Medium grey strikes the perfect balance between formal and approachable, making it an excellent choice for both business and special occasions

The midi length adds sophistication while the breathable fabric ensures comfort throughout the day

The thing is, though, I struggle with the term "casual" (speaking as someone who usually likes to be overdressed for an occasion), and I believe any dress can be made to be more casual if you style it the right way