Magnificent Estate 18K White Gold Yellow White 2 CT Diamond Designer Cluster Cocktail Ring. This great piece features numerous brilliant round white diamonds, totaling .80 carats and natural round yellow diamonds, totaling 1.2 carats. The top of the ring measures 1.25 inches long by 5/8 of an inch wide. The ring is size 7.5. Sizing is available. It weighs 8.5 grams.