black floral dress with sleeves Mesh Mini Long for Date Night Midi (Length = 45 Black Floral Dresses | Karen

From the iconic turtleneck-and-jeans combo popularised by tech visionaries to the laid-back elegance of Hollywoods leading men, 90s fashion offered a diverse palette of looks that resonate with todays trend-conscious gents

You can add a unique touch to the ensemble, moving away from the standards of black-tie but keeping everything strictly formal

Adhering to the rules laid out in our guide of what is required will alleviate any apprehension as your special event approaches

Say "I do" in style

InStyle's fashion director, Hal Rubenstein, put it best: "Diana had bought this dress while she was still Princess of Wales, and she felt it was too sexy