About Peridot and Amethyst Celtic Cufflinks. All our Peridot and Amethyst Celtic Cufflinks are available in a choice of gems and precious metals. You can also add your own personal meaning to any of our Peridot and Amethyst Celtic Cufflinks, creating a beautiful memory and brilliant reminder. We use only the highest quality materials to craft our Peridot and Amethyst Celtic Cufflinks 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 and Amethyst Celtic Cufflinks. The profile, textures, and details of our Peridot and Amethyst Celtic Cufflinks 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 and Amethyst Celtic Cufflinks is even more striking when brought to life in the finest precious materials.