This sapphire and diamond ring is made of 18k white gold and weighs 4.3 DWT (approx. 6.69 grams). It contains a top quality GRS certified (GemResearch SwissLab) natural Ceylon sapphire in a royal blue color weighing 6.16 carats, adorned by 2 trapezoid cut diamonds G color, VS clarity weighing 0.41 CTTW, and 40 round cut diamonds G color, and VS clarity weighing 0.89 CTTW.