BigDO Jewelry LOHOME Women's Fashion Necklaces Tribal Style Turquoise Charm Statement Necklace Collar Bib for Women Metal: Alloy/Turquoise Necklace Chain:18.72"(48cm)+3.12"(8cm) extended chain,Weight :108G Hypoallergenic /Never Fade/Brand New Design/scratch proof New Arrival Design/ High Polish, Top Quality,Excellent Gift for Wedding, Engagement,Anniversaries, Graduations, Birthdays,Anniversary Health certification does not contain harmful elements of "nickel"