Go ahead and flaunt your fabulousness Radiate your wow with this opulent 18K yellow gold diamond dome estate cocktail ring. The ring is set with round cut diamonds that weigh approximately 5.01ct. The color of the diamonds is E-F with SI clarity. The ring is stamped 5.01 K18 and weighs 12.6 grams. The ring is size 6 but it can be resized.