Watches and Jewellery Vacheron Constantin: The Twin Beating Cross by Dr Kenny Pang January 19, 2019 by Dr Kenny Pang January 19, 2019 Vacheron Constantin marks another remarkable feat in its 264 years of fine watchmaking at SIHH 2019 with its Traditionnelle Twin Beat Perpetual Calendar. FacebookTwitterPinterestWhatsappTelegramEmail