Rectangular Polished Concrete and Dichroic Glass Curl Wave Art Pendant Necklace by Zula SurfingConcrete jewelry design made of concrete and blue Dichroic glass. The Wave design is made using sandblasting and casting a layer of high quality jewelry concrete. The necklace is 2mm brown leather cord. Pendant weighs about 20 grams. Necklace is 22 inches with leather knot and bead closer. Concrete jewelry process is a very slow, this pendant was cured for 10 days before polished to its finish. Proudly Made In The U. S. A. All jewelry comes in an