Magnetic Clear Round Cut CZ .925 Sterling Silver Men Unisex Stud Earrings Genuine .925 Sterling Silver. Magnetic Clear Stud Earrings. This round cut clear cubic zirconia stud earrings are one of the hottest items on the market now! Non-piercing Magnetic. In case you are not used to wearing a pierce plugs, then this is a great choice. Genuine .925 Sterling Silver. This stamp represents the fact that the piece of jewellery you are buying consists of 92.5% genuine silver. The other 7.5% will be alloy to help prevent tarnishing. 6mm diameter. FREE standard shipping US.