About Peridot, Ruby, Moissanite and Opal Rings. All our Peridot, Ruby, Moissanite and Opal Rings are available in a choice of gems and precious metals. You can also add your own personal meaning to any of our Peridot, Ruby, Moissanite and Opal Rings, creating a beautiful memory and brilliant reminder. We use only the highest quality materials to craft our Peridot, Ruby, Moissanite and Opal Rings with meticulous attention to detail. Our precious metals are recycled or responsibly mined. We hand-select each conflict-free gem in to perfectly complement your selection from our Peridot, Ruby, Moissanite and Opal Rings. The profile, textures, and details of our Peridot, Ruby, Moissanite and Opal Rings add individuality and style to everything you wear. When our work is done and you open that box, you'll see your design from our Peridot, Ruby, Moissanite and Opal Rings is even more striking when brought to life in the finest precious materials.