Cut and faceted yellow citrine and purple amethyst  vintage vertebrae interlocking beads combine to make a bracelet with a snake like pattern and roundish diameter. The bracelet measures  7.5 inches long and about .33 inches in diameter. Fits 6.5 to 7 inch in diameter wrist. Each bead interlocks with the beads on either end. It has a silver plated fold-over bracelet clasp making it easy to put on and comfortable to wear. gems are translucent and evenly cut. Very unusual!