Type: pendant necklace Material: 316L Stainless steel ，Shell，conch，18K gold plated Size of pendant ： 23mm * 39.7mm Length of chain ： 450mm + 50mm Process: Vacuum electroplating and manual polishing, Non tarnish Surface : High Polish ★Made of high quality stainless steel, Lead-free, Harmless to Human Body. ★Perfect jewelry gifts