Size: about 11 * 3 mm. Material: genuine natural jadeite, undyed, no treatment other than engraving and polishing These beaded bracelet pictures are for display of the finished product, not for sale. All beads are made of high quality natural raw materials, each bead’s color, color depth, transparency may be a little different. We guarantee the quality of our products and truthful description, we support you to go to the testing agency to test our products.