RS Pure. Modern designs that complete your outfit and complement your personality. As a single stud or pretty pair, our shimmery round brilliant-cut lab-grown diamond stud earrings are a classic made comfy! Crafted in 14kt white gold, this simple pushpin style features a flat back that won't poke or jab while you're taking a quick nap or getting a full night of beauty sleep. Insert the backing first into a pierced ear, then slide the front post inside to secure. Designed for 24/7 wear, these easy earrings are ideal for an active lifestyle and can be worn without worry during workouts, travel and all of your daily activities. Suitable for cartilage piercings. Lab-grown diamond stud earrings.