Materials: Natural stone/Precious Opal: 5-6mm Wire: 14kgf Ear cuff: 14kgf *Returns are not accepted. *Please refrain from purchasing if you are concerned about inclusions or chips unique to natural stones. *Please refrain from purchasing if you are looking for perfection, as this is handmade. *Please be careful if you have allergies. *Each item is carefully packaged and delivered to the customer. *We have used materials with iridescent effects as much as possible. *Please note that the color and shape may differ slightly due to the camera.