HI, the center stone of this ring is a natural, earth mined, Russian, chrome diopside, 7 mm, round shape, 1.40 carats, v v s clarity. The ring has 2 natural emeralds on the sides, 1.5 mm, round shape, v s clarity, 0.04 cttw. It is made in 14kt solid yellow 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 ,a message telling me the size that you need or if you want the ring like. The weight of the ring is 4.3 grams; 6.5 mm wide. LOVE IT OR RETURN IT.