Create your perfect ring with Steven Singer Jewelers' Build Your Own Engagement Ring Collection. Choose your preferred metal—platinum or 14 karat white, yellow, or rose gold—then select your diamond shape, carat weight, and finger size. We'll curate the finest loose certified natural diamonds from our extensive inventory, making it easy for you to find the perfect stone without the hassle. Whether you envision a three-stone, halo, plain band, twisted, or tapered style, our expert bench jewelers will craft your unique ring and deliver it to your door within 14 business days. Every diamond in our collection is a natural Earth-born diamond and comes with our Lifetime Trade-In Policy. Plus, enjoy a 100-day money-back guarantee and free shipping. Our expert jewelers are here to assist you every step of the way!