Brilliant Earth Group, Inc. engages in the design, procurement, and retail sale of diamonds, gemstones, and jewelry in the United States and internationally. Its product assortment and merchandise include a collection of diamond engagement rings, wedding and anniversary rings, gemstone rings, and fine jewelry. The company sells directly to consumers through its omnichannel sales platform, including e-commerce and showrooms. The company was founded in 2005 and is headquartered in San Francisco, California.