Looking for some sizable, double-strand, sew on nailhead beads....these are the ones for you. The size of these vintage nailhead beads is 13mm in diameter with a 7mm height. These jet black domed nailhead beads are nicely faceted, for maximum sparkle. You really have to see these in person to appreciate their rare outstanding sparkle and design. The backside of these double strand beads is hollow. They are from the early 1900's. Glass nailhead beads were used in the days of the flapper to embellish garments before sequins were developed. You will receive 12 beads per lot.