Sapphires, the September birthstones, are famous for their stunning deep blue. These sapphire birthstone ring styles showcase this magnificent naturally blue gemstone set alongside classic white diamonds, finished in one of our breathtaking platinum eternity settings. The blue sapphire September birthstone was once believed to soothe the nature of the wearer, & promote mental acuity. Your sapphire birth stone completely dazzles in this beautiful birthstone eternity band selection.