HI, the center stone of this ring is a natural, earth mined, emerald, 7x5 mm, emerald shape, 0.90 carats, v s clarity. The ring has 4 natural rubies 1.75 mm, round shape, 0.10 cttw, v s clarity. The ring also has 2 natural citrines on the sides, 4x4 mm, trillion shape, 0.40 cttw, v v s clarity. I have 3 of this rings, one in yellow, one in rose and the one in the pictures in white gold. The rings are made in 14kt solid gold. The size of the rings is 7.75. I offer change the size of the rings to any size from 3 to 13 with no extra charge, so if you buy it, for a faster service, please send me a message telling me the color of the ring and the size that you need. The weight of the ring is 4.2 grams; 8mm wide. LOVE IT OR RETURN IT.