Day to Night Accessories

The stunning study in contrasts—the soft and silky hand-dyed ribbon set against a hard agate stone—lends this bracelet 24/7 status. It will up the ante of black jeans and a graphic T-shirt, and will also do justice to your favorite little black dress. While this piece can certainly stand on its own, it will also look great with a stud earring for day and a chandelier number by night.

To buy: Grand Bazaar Silk Ribbon Bracelet, $55

The horn is an iconic shape that shows up in jewelry collections season after season. Just the right size for any occasion, these black beauties are a triple threat as they can upgrade your casual looks, add a bit of edge to your work wear and hold their own with a multitude of little black dresses.

To buy: Mango Horn Earrings, $20

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No time to trade out your trusty tote for a sleek evening bag? No worries. While some bigger bags can feel cumbersome after the sun sets, Zara’s black leather shopper with studs makes a smooth transition from 9 to 5 to after hours.

To buy: Zara Shopper With Studs, $199

Sparkle isn't just for nighttime anymore. The navy color is perfect to pair with jeans and a cropped tweed jacket for lunch with the ladies, and it's just as versatile as black for night. Let these pumps add a dose of girlie glam to a pair of black tuxedo pants and a silk button down, or see how they sit pretty with your favorite cocktail frock.

To buy: Topshop Sequin Bow Heels, $130

Winged creatures continue to hold a fascination in fashion, and there’s nothing like a sparkling necklace to elevate an effortlessly cool look of jeans and a T-shirt. But this piece will also add a tough luxe feel to a black shift dress, or tailored trousers and a silk top for evening.

To buy: Zara Eagle Necklace, $40

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Finally there’s a flat that can stand up to a night out on the town. The gold chain T-strap gives these sleek black flats a touch of fancy that will feel right at home with everything from skinny black jeans or leather leggings to a fit and flare dress or even a maxi skirt. And during the day, they'll make any casual look chic.

To buy: J.Crew Jayne T-Strap, $198

Danish designer Malene Birger has amassed a legion of fashionable fans with her laid-back yet sophisticated clothing, and her tortoise shell and crystal bangle set is the definition of easy elegance. You can slip on this set with jeans and tees or a shift dress and heels.

To buy: Malen Birger Tartaruga Bracelet Set, $125

An evening standard for decades, the clutch has expanded its role to become a must-have bag for day. Clare Vivier’s snake print leather version comes in a bright white (one of the most sought-after shades of the season) that will work with everything from denim to tailored work-ready suits to a flirty frock or a sleek long dress.

To buy: Clare Vivier Oversize Clutch, $240

MORE: Color Pairing for the Season

You know the fashion gods are smiling on you when you discover a shoe that not only looks sexy and chic, but is comfortable to boot. These booties boast a walk-all-day friendly low heel, and the delicate design and pointy toe make them perfect from morning to midnight. It's great with skinny jeans and a tee as well as with a black mini skirt and a silk blouse.

To buy: Pour La Victoire Booties, $285

The cocktail ring got its name from the fact that, well, it was worn during cocktail hour. But now these oversize bold baubles are perfectly suited to the daylight hours as well. Alexis Bittar has put his own edgy spin on this classic piece. His vintage-inspired number boasts a mix of white quartz, crystals, hematite and gold that gives this standout piece its unique feel.

To buy: Alexis Bittar Gold Mill Grain Ring, $275