Other than that, the world is your oyster when it comes to septum piercing jewellery. 'A popular option is a Circular Barbell (horseshoe style with two small beads at either side) this will give you ...
You're probably already familiar with the nostril piercing, where people wear a small stud or a hoop ring. But there's also the septum piercing, which is done in the "sweet spot" of softer flesh below ...