$35, mango

I'd punch up a minimalist dress (or a t-shirt) with this bold Marni-esque choker.

1. MM6 Maison Margiela dress, $540, netaporter.com
2. Mango choker, $35, mango.com
3. Clare V. leather clutch, $250, shopbop.com
4. Aquazzura sandals, $950, bergdorfgoodman.com