black lace formal dress Elegant Evening with Gloves SF017 Brown / 18 Floral Shown Color Plus Size - Special Occasion

It's in the retailer's top 10 list of bestselling Women's Casual Dresses and has over 14,000 verified five-star ratings

Cufflinks and lapel pins are also acceptable at a cocktail party (whereas they are a bit too over-the-top for the office.) And do bring a pocket square

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With modern twists, like navy suits instead of black ones, and more accessories, the choice can be a little trickier

And then for evening drinks with friends