Silver Amethyst Teardrop EarringsAmethyst Teardrop Earrings These teardrop earrings are crafted from sterling silver and feature round amethyst gemstones. The polished sterling silver, an alloy containing 92. 5% pure silver, forms the delicate teardrop shape that frames each stone. As the birthstone for February, the amethyst displays a distinct purple colour, making these earrings a thoughtful gift choice.