Material: S925 Sterling Silver , 14K Gold Plated Origin: California, USA Each product packed with SOCALI premium pouch and box, together with silver cleaning cloth and card. Material This piece has 925 Silver at its core and is plated in a thick layer of gold measuring 2.5-3.0 microns. It is nickel-free and 100% hypoallergenic for the benefit of those with sensitive skin. Jewelry Care When not worn, all jewels better be protected in our SOCALI pouch or box to prevent impacts and frictions. (We will gift this pouch and box to you）