This necklace is made up of shiny round black onyx beads. The largest center bead measures 18mm and the smaller ones 9.5mm. Each bead is knotted in between. There are four white pearls each measuring 6.5mm. On either side of the pearls is a 14K gold spacer. The spring ring clasp is marked 14K. The length is 16 3/4". Excellent condition.