Previously-owned Tacori Simply Tacori Collection semi-mounting. The semi-mounting is a size 5 (US), made of 950 platinum, and weighs 2.80 DWT (approx. 4.35 grams). It also has two tapered baguette G-color, VS-clarity diamonds weighing 0.30 CTTW, and 20 round G-color, VS-clarity diamonds weighing 0.15 CTTW. The setting will fit a round stone about 8-9mm