The wave ring does not have a metal mark but was tested with nitric acid and a "kee" tester to be 14k solid white gold. It weighs 6.4 grams and across the top is measures 3/8" from North to South. There are a wave of 82 round black natural diamonds with an approx total weight of .82 cts. Set near the center are 9 round brilliant cut natural diamonds with an approx total weight of .27 cts. The white diamonds are grades SI3 H color. The ring wears to a size 7 and can be resized.