Audemars Piguet Millenary 4101 Steel 47mm
Model: Audemars Piguet Millenary 4101
Case: Stainless steel
Case size: Approximately 47mm × 44mm
Movement: Audemars Piguet Calibre 4101, automatic mechanical
Power reserve: Approximately 60 hours
Frequency: 28,800 vibrations/hour (4Hz)
Jewels: 34
Functions: Hours, minutes and small seconds
Special feature: Highly visible off-centre movement architecture, with the balance wheel prominently displayed on the dial side
Crystal: Sapphire crystal
Caseback: Sapphire display back
Water resistance: Typically 20 metres
Dial: Multi-level, open-worked design with off-centre hour/minute display
Bracelet/strap: Usually leather strap with folding clasp
The Millenary 4101 is particularly admired for its unusual three-dimensional movement layout and exposed balance, making it one of AP’s most distinctive modern designs.










