At Gembuilder, we believe that the Knot Jewelry you wear should be precious because it's personal. Every beautiful Gembuilder design is made just for you, in your choice of gems and precious metals. Your child's birthstone is Yellow Cubic Zirconia. Your favorite gem is Agate. Add your own meaning to every design, creating beautiful memories and brilliant reminders. Gembuilder uses only the highest quality materials to craft your Knot Jewelry with meticulous attention to detail. Our precious metals are recycled or responsibly mined. Our wide selection of Knot Jewelry by talented designers means you can find jewelry that's just your style. Clean your Knot Jewelry with mild dish soap: use a soft brush where dust collects. Gembuilder's fine quality Knot Jewelry is designed to be passed down for generations to come, crafted by hand in the United States.