This engagement ring is made of 18k yellow gold and weighs 2.5 DWT (approx. 3.89 grams). It contains one marquise G color, SI clarity diamond weighing 0.55 CT, 3 marquise G color, SI clarity diamonds weighing 0.25 CTTW, 4 round G color, and SI clarity diamonds weighing 0.10 CTTW.