Smaller Apatite beads with good clarity and excellent color tones, as shown. For the most part, beads are well formed and drilled, but as you can see from the picture, there might be an occasional bead that has a flat spot or is not quite round. Actual diameters rand 2.8mm to 3mm. Strung on strands that are approximately 14.5 to 15 inches in length.