Vintage plastic jewelry is quite fun to collect. Materials such as Bakelite, Celluloid and Lucite make for a fashionable and highly collectible piece of jewelry. Celluloid has a camphor smell when placed in hot water. Bakelite leaves a yellow residue with Simichrome, and also has a distinctive odor when placed in hot water. Bakelite jewelry has a distinctive clinking sound when bumped together with another piece of Bakelite. Explore plastic Bakelite, Celluloid and Lucite jewelry here.