At Gembuilder, we believe that the Emerald-Cut Black Diamond Vintage 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 Aquamarine. Your favorite gem is Teal Quartz Doublet. Add your own meaning to every design, creating beautiful memories and brilliant reminders. Gembuilder uses only the highest quality materials to craft your Emerald-Cut Black Diamond Vintage Jewelry with meticulous attention to detail. Our precious metals are recycled or responsibly mined. Our wide selection of Emerald-Cut Black Diamond Vintage Jewelry by talented designers means you can find jewelry that's just your style. Black diamond shimmers with a dangerous beauty. Clean your Emerald-Cut Black Diamond Vintage Jewelry with mild dish soap: use a soft brush where dust collects. Gembuilder's fine quality Emerald-Cut Black Diamond Vintage Jewelry is designed to be passed down for generations to come, crafted by hand in the United States.