☆ Moissanite (Moissanite) A new gemstone with a clear brilliance and excellent durability, said to be 2.5 times that of natural diamonds. It is artificially manufactured, and has recently attracted attention as a sustainable gemstone. ☆ Uses authenticated loose stones (unmounted stones). ◆ Size: 5mm ◆ Color: Light Green ◆ Stud earrings & catch material Surgical stainless steel 316L (stamped) A material that is strong against sweat and scratches and does not rust easily. This material is also used for medical purposes, so it is safe for those with metal allergies. We appreciate your understanding of handmade items. Bundle discount ☆ 50 yen off for each additional item from the second item! We will ship them together, so please let us know in the comments before you purchase!