This one-of-a-kind emerald and diamond halo diamond engagement ring is made of 18K white gold and weighs 2.5 DWT (approx. 3.89 grams). It contains one emerald cut, Colombian emerald weighing 1.32 CTTW, one baguette G color, VS clarity diamond weighing 0.27 CTTW, and 42 round G color, VS clarity diamonds weighing 0.48 CTTW.