Magnetic Earrings 7 mm Diamond in Swarovski Crystal

These are 7 mm round (approximately 1 and a half carat) Swarovski Crystal studs held on the ear with two magnets, a neodymium in front and an 8 x 3 mm enamel painted ceramic in back for complete comfort.. Non piecing and non pinching. Sold in pairs. Need extra or stronger magnet backs? They are listed here:   https://laurawilsongal.com/products/extra-magnetic-earring-and-eyeglass-holder-backs If you have misplaced your metric ruler, remember that 13 mm=1/2 inch.Remember: The wider the magnets, the more comfortable the earring is.If you are allergic to nickel, order only earrings that have both enamel painted ceramic magnets front and back since the neodymium magnets are plated with nickel. Made in the USA