Made as fully interchangeable tourbillon-escapement on a little carriage clock from L'Epee. Based onto parts of calibre IWC 9520. "Flying" carriage made from polished steel on ball bearing. "Flying" pallet fork and escape wheel. Monometal balance with Breguet-overcoil. Hand engraved escapement plate signed "Richard Habring - Kurt Kerber". Gold plated case with crystals. Little door on the back for winding and setting with key.