The focal piece of this necklace measures about 0.6 inches (16mm) at its widest and is made out of recycled sterling silver (Argentium silver). The bottom plate has a rough texture and the top one is smooth with a brushed finish. This necklace comes in 16 inches or 18 inches long. This jewelry item has been oxidized to give it an industrial look and will come to you packaged in a box. Please note that this necklace is made by hand and may vary slightly from the photo.