The Ring is marked and has been tested to be solid platinum. It weighs 9.1 grams. Set at the top is a round European cut natural diamond that is  SI2 and H color. It measures 5.7 mm x 5.8 mm x 4.35 mm which makes it approx .78 cts. On the sides are a total of 10 round brilliant cut natural diamonds with an approx total weight of .22 cts. This puts the total weight of the ring at around 1.00 cts. The rings shank is 3.1 mm and could use a polish. It wears to a size 6.5 and can be resized .