The beads are Lepidolite and the rectangle stone pendant is 1″ x 1 1/2″. The large beads are 1 1/4″ long by 13mm around. Between the large beads are Sterling Silver discs (4mm) and small purple stones (1/4″ long by 4mm). This one of a kind necklace is fairly heavy and 18″ long and closes with a silver lobster clasp (13mm). The same stone in the matching earrings is oval (1/2″ x 5/8″) and 1 1/4″ long. They come with the necklace.