Click here for Ring Sizing Chart Ring size 7 Charming ring combines genuine white opals with London blue topazesCharming ring combines genuine white opals with London blue topazes in a flower pattern White topaz add a little glitter to this pretty gemstone ring Gemstone beauty enhanced with a polished sterling silver band Five oval-cut opals (6x4 mm) Two round London blue topazes (2.5 mm) ...