Natural, undyed, Blue Lapis Lazuli oval beads are interspersed with a 4 mm corrugated gold bead between each stone. 22 1/2" long and finished with 14 karat yellow gold (marked) filigree safety clasp. The lapis lazuli beads range from 7.5 mm (3 round) at the ends to 13.5 mm in the center with proportional increases in diameter. Nice lapis blue color with some natural mottling. Every stone is different.