This is a Pair of Checkerboard Designed Black Enameled & Silver Mexican Sterling Clip On Earrings. This is a stylish pair of earrings that measure about 1 & 3/16" across. The inlaid black squares make for a really pleasing design and these earrings are really Beauties. They have clip-on backs and one (1) earring is marked Mexico 925 with a number and the other one (1) is not marked. They are in great condition.