The most popular engagement ring style is a one carat halo diamond ring. The halo, a delicate ring of diamonds that encircles the center stone, makes the one-carat diamond look much larger and the detailing gives the style a romantic look. Create your own one carat halo diamond ring by buying the perfect one carat loose diamond online. Then you can choose the perfect halo engagement ring style and have it made to order. At RockHer we craft each engagement ring we make from scratch in your choice of recycled gold or platinum in our Los Angeles workshop so it’s truly one of a kind. We can also set your family diamond in any setting you want to create a new ring with an old diamond. American craftsmanship means your one carat halo diamond ring will have quality that lasts and a lifetime warranty.