The traditional January birthstone inspired your new Garnet Engagement Ring. As one of the oldest known gemstones, it has even been found in Egyptian tombs and ancient Roman jewelry. The most common red Garnets resemble pomegranate seeds and certain garnet types, based on their shade, even have their own names, the most famous ones being Almandine, Rhodolite, Spessartine, and Tsavorite Garnet.