A very elegant and tasteful, Royal Oak, skeletonized quantieme perpetual wristwatch in steel, full set, with Extract from the Archives and box, reference 25820ST.
Model Royal Oak Quantième Perpétuel Reference 25820ST Case Material Stainless steel Bracelet Material Stainless steel Audemars Piguet bracelet, approximate length 175mm Year 2008 Movement Automatic, cal. 2120/4, 38 jewels Case N° N°925, G13056 Movement N° 550'318 Dimensions 39mm Signed Case, dial and movement Accessories Accompanied by Audemars Piguet certificate of origin dated July 5th, 2012, extract from the archives, instruction manual, fitted presentation box and outer packaging
Audemars Piguet has long been revered for its mastery of both high watchmaking complications and bold design, and the Royal Oak Quantième Perpétuel 25820ST exemplifies this expertise. The Royal Oak, originally designed by Gérald Genta in 1972, revolutionized the luxury sports watch category with its octagonal bezel, exposed screws, and integrated bracelet. The skeletonized perpetual calendar variation elevates this icon to new heights, blending intricate horology with striking aesthetics. Crafted in stainless steel, the 39 mm case retains the Royal Oak’s signature brushed and polished surfaces, ensuring a dynamic play of light on the angular form. The open-worked dial offers a breathtaking view of the meticulously finished movement, showcasing the complexity of the perpetual calendar function, which tracks the day, date, month, leap years, and moon phases with precision. The subdials at 12, 3, and 9 o’clock display the calendar indications, with elegantly blued steel hands adding contrast against the skeletonized background. The moon phase at 6 o’clock, adorned with a golden moon against a deep night sky, provides a poetic touch to the highly technical composition. The watch was originally delivered with a blue dial, but during a previous service at Audemars Piguet, the customer requested and received a skeleton dial, which he preferred and had placed instead of the blue one. Powered by the ultra-thin caliber 2120/2802, this timepiece exemplifies Audemars Piguet’s ability to merge slimness with sophistication, ensuring not only mechanical excellence but also supreme wearability. Accompanied by its Certificate of Origin, instruction manual, and original presentation box, this Royal Oak Quantième Perpétuel is not just a watch but a piece of horological artistry that remains a symbol of innovation and timeless elegance. 
