Gemstones Total carat weight 1.00 Genuine Smoky Quartz, 1 pc Oval Cut 6x4mm Genuine Smoky Quartz, 1 pc Heart Cut 4.00mm vibrant color clean clarity Ring pure sterling silver stamped .925 2.26 grams Crown width North/South: 1/4 inch approximate finger size 8 (available only in this size) contemporary design with prong half-bezel setting . This piece of jewelry contains high quality gemstones, shows excellent craftmanship, and has a one of a kind design.