Oil up these lava stones for all day benefits. 104 COE - Glass base bead is black with fine silver and pastel ivory, hand pulled stringer known as silver ivory stringer (SIS).  Sterling sliver Beads, findings and clasp.  It can be made larger with adding  jump rings to clasp.

Look how nice it looks with the Dichro Bling necklace, sold in another section of Julz work.