In May 2016, Citizen Holdings (which also owns Bulova) announced its intention to acquire Frederique Constant Holding SA, which included Union Horlogère Holding B.V., which in turn included Frederique Constant SA, Alpina Watches International SA, and Ateliers deMonaco SA.
In May 2016, Citizen Holdings (which also owns Bulova) declared its plan to purchase Frederique Constant Holding SA, which encompassed Union Horlogère Holding B.V., which in turn included Frederique Constant SA, Alpina Watches International SA, and Ateliers deMonaco SA.