Materical: 1.Zinc Alloy,Hematite Necklace 2.16 inches+crystal 3.Nickel free; Lead free ... )1 Year guarantee for quality problems OEM Product:Fashion jewelry, necklace, earrings, brooch, bracelet, bangle, finger ring, mobile phone pendant, ... Chart : Quality Control System : Protection Instruction : Sampling Charge Standard : New Arrival European-American Zinc Alloy Crystal Necklace USD4.23/pc Wholesale