Our Diamond trinity cluster studs are a unique upgrade to a classic style. Light up your collection with these gorgeous diamond earrings. Solid white gold and bright sparkling diamonds make for a a modern classic. (Pssst... diamonds are perfect for loved ones with April birthdays.) EC Solid Gold Comfort Flat Back Studs will not snag clothing, pinch your skin, or tarnish. Celebrating the uniqueness of women everywhere, Estella Collection creates one-of-a-kind treasures designed to last a lifetime. Our pieces are carefully handcrafted with high-quality materials that will be treasured today and passed on as heirlooms tomorrow. Details: Stone: Diamond Stone Cut: Round Back Type: EC Comfort Flat Backs Post Thickness: 1.0mm, 18 gauge Post Length: 5mm, 6.5mm, 8mm, 10mm April Birthstone Solid 14k White Gold *All of our flat backs are internally threaded.