This one-of-a-kind Tiffany & Co. Soleste halo round cut diamond engagement ring is made of PLAT/18KWG and weighs 2.80 DWT (approx. 4.35 grams). It contains one round G color, VVS2 clarity diamond weighing 0.47 CTTW, 38 round G-H color, VS clarity diamonds weighing 0.30 CTTW, and 16 round pink color, VS clarity diamonds weighing 0.08 CTTW.