A teardrop birthstone necklace is a delicate and personalized piece of jewelry. It features a teardrop-shaped gemstone, usually the birthstone of the wearer or someone they love, suspended on a chain.. Materials: 925K Sterling Silver Gemstone: Cubic Zirconia (CZ) Style: Minimalist Chain style: Cable Chain length: from 12'' to 22'' inches  Finish: Silver, Gold,  January :   Garnet February :  Amethyst March :     Aquamarine April :        Diamond May :         Emerald June :        Alexandrite Ju May Emerald, Birthstone Necklace Mothers, October Pink, September Sapphire, Minimalist Chain, Birthstone Pendant, Style Minimalist, Birthstone Necklace, Side Effects