Part of Rainbow K’s Piercing collection, these edgy hoops have a tubular silhouette, a body-jewelry-inspired ball at the bottom, and a small gold annulet slipped onto the front. Made in Paris from 14-karat yellow gold and white diamonds, they’re petite enough to stack in a second hole or the cartilage, but they also have enough presence to hold their own solo.14k yellow gold, 0.24 ct white diamond