HI, the pearl of this ring is a natural Tahitian black pearl, 7 mm, 2.3 carats. The ring has 4 natural blue sapphires on the sides, 1.25 mm, round shape, 0.04 cttw, v s clarity, hand set. The ring is made in 14kt solid white 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 the size that you need or if you want the ring like is. The weight of the ring is 4 grams, 11 mm wide. LOVE IT OR RETURN IT.