The dome ring is marked 10k and is solid white gold. It weighs 6.2 grams. Along the outer edge are a total of 20 round Rhodolite natural garnets with an approx total weight of 1.60 cts. leading up to the top are 20 pear shape bluish purple natural Iolite with an approx total weight of 2.60 cts. The ring wears to a size 7 and can be resized.