Nature Cufflinks is from Ebru Jewelry 's new Fine Jewelry series. These one of a kind designs are all hand crafted from recycled Metals and Natural Gemstones in our New York Atelier to add a unique to any look. Recycled jewelry using 21K gold on rough silver and gold surfaces. Each piece is individually unique and imperfectly finished. Details; 21k Gold over silver surface 1.00 Carat Petroleum diamonds Custom Orders are welcomed if you contact us. Handmade in USA