Wearing a jacket over a gown or dress to a wedding may be inconvenient for those who want to show off their stunning gown or dress, so why not make the coat a statement in and of itself? Wedding coats for guests maybe even more stunning than the gown; you may not want to take them off at all and wear them as your evening ensemble. If you're unsure what to wear over a formal dress in the winter, look no further than the choices below.