Are you searching for a special and different gift for yourself or for the man in your life? A London Topaz men's ring makes for a distinct and stylish statement about the man who wears it. The birthstone of December, the intense deep blue color of a london blue topaz ring can evoke thoughts of warm Caribbean nights. One of the oldest gemstones in history, garnet is the birthstone of January. Garnet rings have been popular since Victorian times, and are treasured for their deep red color.