Wow! This exclusive 8 mm necklace has natural blue Onyx and a natural Opal charm is stunning. A mix of beads that have blue shades, along with frosted white and several brown glass beads will set off any top you wear it over. Each bead has a knot separating it from the next one and has a beautiful natural Opal charm that hangs down the front and connects the two ends together. The necklace is approximately 21" long.