Labradorite calibrated faceted hearts measure a consistent 8x8mm in size, have a vitreous luster with excellent faceting creating a calibrated measure heart shape, these straight drilled hearts show perfect polish, show a well matched tone, a nearly glowing grey-green body color of consistent quality, a medium-dark saturation of these excellent thick bodies, and they exhibit a very strong multi-colored flash on the strand. Amazing AAA Grade 1mm inside diameter drill hole