Files format- stl and 3dm Metal/Purity-18 kt Stock Number -T1 Approximate Metal Weight -2.5-3.5Grams Approximate Diamond Weight-0.09-0.20ctsThis design features a round cut stone at the center row of pave set stones adrorn the top and bottom while channel set emerald cut stone line shank creating a multi band look . Your engagement is one of the most special days of your lives.