HI, the center stone of this ring is a natural, earth mined, green andesine labradorite, 9x7 mm, emerald shape, 2.20 carats, v v s clarity. The ring has 2 natural smoky quartz on the sides, 7x5 mm, pear shape, 1.00 cttw, v v s clarity. The ring is made in 14kt solid yellow gold. The size of the ring is 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, for a faster service, please send me a message telling me if you want the ring as is, or the size that you need. The weight of the ring is 7 grams; 11 mm wide. LOVE IT OR RETURN IT.