Points To Consider Before Buying Diamond Stud Earrings Lab grown diamond stud earrings are effortless earrings fixed with lab-created diamonds rather than natural diamonds. They vary in style, size, and precious metal. They make great gifts for spouses, partners, sisters, friends, and mothers. The best lab-created diamond earrings are stunning, eternal and longlasting. Selecting a platinum or gold precious metal will help ensure its longevity.