11 Carat round diamond for sale in Dallas, Texas. This round cut diamond is Certifed by GIA. The diamond has excellent cut, excellent symmetry, and excellent polish. The diamond is Ideal cut and is 1 of a kind. We also carry other shapes and sizes of diamonds. This is one of the biggest round diamonds we carry! If you would like to view this diamond please give us a call at 214-336-8629.