Cheap And Discounts Smooth round black Dull Polish Matte Onyx Agates 15.5" Natural Stone Beads 4 6 8 10 12 14mm Pick Size For Jewelry Making-F00059 Wholesale. Buy Directly From Merchant GMB724 Gemstone Beads Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.