The DEFY Skyline Tourbillon pairs a 41mm rose gold octagonal case with a skeleton movement in intense blue. The El Primero 3630SK calibre features an openworked architecture embracing the ZENITH star as a structural motif, expanded and centred around the tourbillon. This high-frequency automatic movement delivers 60 hours of power reserve. Delivered with a rose gold bracelet and a blue rubber strap that are easily interchangeable through our smart quick-release system. Limited edition of 50 piec...