This Audemars Piguet Millenary 4101 ref. 15350ST.OO.D002CR.01 (2013–2015) is a true showcase of horological artistry. Its captivating skeleton dial reveals the intricate mechanics of the self-winding Calibre 4101, perfectly aligned with the off-centered time display to create a bold sense of depth and balance. The open-worked design lets you admire the heartbeat of the movement from every angle—a striking fusion of technical mastery and avant-garde style that only Audemars Piguet could achieve.