This one-of-a-kind tourmaline and diamond marquise cut diamond engagement ring is made of 18K yellow gold and weighs 12.5 DWT (approx. 19.44 grams). It contains one marquise cut, H color, SI3 clarity diamond weighing 0.56 CTTW, 8 round G color, VS clarity diamonds weighing 1.00 CTTW, and 8 marquise cut, green tourmalines weighing 5.00 CTTW.