====== DeWitt Academia Tourbillon Force Constante Video ====== * [[https://www.youtube.com/watch?v=ji5gNeV-lJA|DeWitt]], Academia Tourbillon Force Constante, with new, patented escapement system, 4:32 (YouTube) {{tag>Watch_videos Watch_models_videos DeWitt_watch_videos DeWitt_models_videos}}