Starting September 19, the Ralph Pucci showroom in Los Angeles will showcase the work of designer Jim Zivic, whose self-described “industrial-luxe” furniture is made from materials such as steel, leather, coal, and aluminum. All of the Jefferson, N.Y.–based craftsman’s pieces, which include tables, chairs, and accessories, will be permanently available at the showroom through special order. Standouts include the Leather Link Hammock ($42,000), 100 percent pure coal tables ($15,000 to $22,000), and a leather-an…