5 carat Topaz 1 carat Diamond Ring US Size 6 6.2 Family Heirloom Stamped 925 C followed by a polished diamond stone sign (!!!) It was a family inheritance// family heirloom It was taken to a jeweler and he confirmed the item details as follows: - Main stone is a Genuine Natural Topaz of VSI quality clarity (very slightly included); this is great clarity for a natural topaz - Carat weight of the topaz is estimated to be 5 carats (5 ct) natural diamonds of clarity SI to VSI (slightly included to very slightly included) - The roughly estimated total carat of the small diamonds is 0.6-1.0 ct according to my jeweler Made of Sterling Silver of excellent quality Old of several decades Total weight is 2.5 grams ... Of this, 1 gram is the estimated weight of the topaz stone (corresponding to 5 carat estimate based on jeweler's machine measurement)