avoid Silver Black again, new silver jewelry can be painted with a layer of transparent armor oil to prevent oxidation.
If you find the silver change yellow sign,two the easiest way to use toothpaste and add water to wash the surface. painted on the silver necklace,http://www.bvlgarijewelry.co/,no accident because the match will make the silver containing sulfur into silver sulfide) and then rub silver cloth to polish the silver. Deformation. shape exaggeration, silver will be oxidized discoloration. The first silver soaked with water.