Stunning Estate 14K Pink Rose Gold Iolite Tanzanite Sunflower Band Ring. This gorgeous piece features 10 marquise shaped natural iolites, 14 round tanzanites, totaling 1.4 carats and numerous champagne round diamonds, totaling .12 carats. The band measures 5/8 of an inch wide. It is a size 7. Sizing is available. It weighs 3.5 grams.