This sapphire ring with a diamond halo has a split shank band. It weighs 5.0 DWT (approx. 7.78 grams). It contains a top quality GRS certified (GemResearch SwissLab) natural Ceylon sapphire in a royal blue color weighing 5.25 carats, adorned by 40 round cut diamonds G color, and VS clarity weighing 2.00 CTTW.