The Montre Boegli Beethoven is an incredible timepiece comprising two mechanical movements. The first is a reliable Swiss ETA 2671 25 jewel automatic with “Côtes de Genève” decoration. The second is integrated revolving mechanical music module with 17 notes. This complication can be viewed in all it’s splendor through the part skeletonized dial. Each watch can be customized to each customer’s preference with a choice of melody & decoration.