A 7.5mm round Forever One Charles & Colvard moissanite is set into a beautiful u prong eternity engagement ring design. The 7.5mm center is 1.50DEW. The accent Forever One moissanite gems are 2.5mm each with a total carat weight of approximately 1.30cttw. The u prong design is shared prong while being open on the sides to allow more light in.