The design is made with oval cut 12x10 and small rounds 3mm of peridot. Choose your preferred stone and ring size; Stones that can be used (but not limited to) are: amethyst, garnet, citrine, sky blue topaz, peridot, rainbow moonstone, labradorite, black spinel, milky aquamarine, carnelian, white quartz, etc,. All jewelry is rhodium plated, nickel free, and 925 stamped.