Sapphires, the September birth stones, are renowned for their spectacular deep blue. These September birthstone eternity rings feature this breathtaking naturally blue gemstone set alongside classic white diamonds, finished in one of our breathtaking platinum eternity settings. The appealing September birthstones are unparalleled for unforgettable splendor, and this gem has been associated with faith & purity, as well as foresight. It was thought that the purer the glow of the sapphire, the more devoted & authentic the sapphire birth stone wearer.