Rainbow aura crystal single stud earrings. A single 6mm rainbow aura crystal is used in these simple stud earrings. The cut makes them sparkle! The rainbow shimmer is beautiful♪ Surgical stainless steel. 18k gold coating. The price is a little higher than the plain ones (*- -). The catches are mini silicone. These are round, drilled natural stone beads. The holes may be visible from the side of the stainless steel prongs. Please consider this before purchasing. Due to being handmade, please allow for slight imperfections. Type...Single Base material...Surgical stainless steel Motif material...Natural stone