Anello Elmo di soggezione Rune Vichinghe Sigillo Unico Fatto a Mano Serpente Simbolo Gioielli
We use 925 silver only for all our sterling silver jewelry. 925 silver is an alloy of 92,5% of pure silver. and 7,5% of copper. Silver tarnishes because of oxidation –. of hydrogen sulfide in the air.