Classic amethyst birthstone earrings for february-born babes. Sparkling studs perfect for everyday wear. Amethyst is believed to protect from all types of harm, and to have strong healing and cleansing powers. It is also commonly associated with the third eye or crown chakra. St. Valentine, the patron of romance and love, wore an amethyst ring carved with the image of cupid making the purple stone a perfect gift for the most romantic month of the year.