Select your metal type, diamond shape, carat weight, and finger size, and we will curate the best loose certified real diamond options for you without the hassle from our large diamond inventory. Build a ring unique to you! Our bench jewelers will set your selection, and you will receive it to your door within 14 business days! All loose diamonds in Steven's Build Your Own Engagement Ring Collection are real, natural Earth Born Diamonds and include our Lifetime Trade In Policy. Our expert jewelers are standing by to assist you!