HI, the center stone of this ring is a natural, earth mined, pink-peach morganite, 7.2x5.5 mm, oval shape, 0.75 carats, v v s clarity. The ring has 10 natural aquamarines around the center, 2 mm, round shape, 0.30 cttw, v v s clarity. The ring is made in 14kt solid white gold, size 7.75. I offer change the size of the ring to any size from 3 to 13 with no extra charge, so if you buy it, just send me a message telling me the size that you need or if you want the ring like is. The weight of the ring is 4 grams; 12 mm wide. LOVE IT OR RETURN IT.