14k White Gold Screw Back Ball Earring Studs (BM-YWU6-SCMJ) Genuine 14k White Gold with Screw Back Closure Choose from 3mm, 4mm, 5mm, 6mm, 7mm, or 8mm. Great Quality Fine Jewelry! These earrings come with a Ships From USA Guarantee! All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.