Stylish Ring with Genuine Tanzanites Made of 925 Sterling silver item Ring material sterling silver color silver quality 925 total item weight 2.6g ~ 0.08oz total gemstone carat weight 0.30ctw ~ 0.01oz gemstone info: gemstone Genuine tanzanite quantity/ctw 3/0.30ctw ~ 0.060g shape round color lavender Other Information: width 4.2 mm height 2.0 mm gender ladies ring size US-7 / EU-14.51