These are my adjustable Moon and Stone Rings that features a stone of your choosing. Stone sizes (4 or 5mm): Amethyst, Garnet, Peridot, Lab Emerald, Black Onyx, Opal, Citrine, Mother of Pearl, Lapis, Blue Topaz, sapphire, Moonstone. **Please send a message letting me know the stones you would like** I Use either smooth edge bezels or serrated edge bezels, this will be random unless you let me know a preference ahead of time. All of the moons that I make are completely handmade one at a time, giving each one a special look. The texture added to them is always unique! Material: Silver (.925). All materials are hypoallergenic. These Rings are designed and handcrafted in my studio in Concord, NH