Solanum is an omen of good fortune and is also an emblem of love and affection. In nature, Solanum blooms for just a couple days, but your silver pendant will remind you of Spring all year round. Techniques: carving, casting. This pendant is composed of sterling silver or oxidised sterling silver with either a white or a black pearl. Color of the black pearl may have some variety from blue to purple. Pendant comes with a 16″, 18″ or 20″ neck wire. Another option: 18K Vermeil gold-plated over sterling silver. Vermeil is a French word describing sterling silver that is electroplated with thick plating of 22K gold. This is a chemical process that uses an electrical current to bind the two precious metals together. The Vermeil gold plating contains 3 microns thick of 22 karat gold.