Custom design invisible set muti-colored gemstone ring with 11 faceted round Peridot, pink Topaz, blue Topaz, Citrine, smoky Quartz, Rhodolite Garnet, Amethyst, green Tourmaline, Iolite and blue Sapphire Metal: 18k white gold Gemstones: approximately 10.38 ct. t.w. Rhodium: Yes; increase shine, luster and durability and help with scratch resistant. Ring cannot be re-sized All carat weights are approximate Almost all gemstones have been treated to enhance color and clarity and require special care. All Lo Spazio Jewelry has been custom designed and handcrafted in California, USA