Vintage 925 silver Pierced earrings 2" The Mark of the Millennium

This is a pair of vintage pierced dangle earrings. The earrings are about 2" long and are marked 925 on the back. The ear has from top to the bottom, 010100 from Descending larger to smaller numbers. The earrings are still on the backing from the store, So it does not appear that they have been worn. These earrings are in good vintage condition consistent with their age and any prior use. Pre-owned