Audemars Piguet 15510ST Royal Oak "50th Anniversary" SS Blue Dial

Offered as part of Audemars Piguet's Royal Oak 50th Anniversary lineup, reference 15510ST.OO.1320ST.01 pairs a 41 mm stainless steel case and bracelet with a Bleu nuit nuage 50 blue Grande Tapisserie dial for a deeply tonal, high-contrast presentation on the wrist. The watch is anchored by in-house automatic caliber 4302, built to deliver center seconds with hours and minutes, and the added utility of a date display. From a design standpoint, the iconic Royal Oak architecture remains the centerpiece, while the dial layout and finishing emphasize legibility and the kind of surface texture collectors associate with modern AP confidence. The 50 m water resistance keeps the piece lifestyle-capable without diluting its dressy, boutique-era refinement. Released in 2022, this reference is particularly sought after for the specific “50th Anniversary” identity and the distinctive blue dial shade that stands out across the broader 15510 family. Collectors also value it as a bridge generation: the 15510 was positioned as an ergonomically evolved take on the earlier 15500, powered by caliber 4302 and featuring a more performance-forward overall spec. In the steel Royal Oak ecosystem, this reference earns attention for balancing iconic form, a modern automatic movement, and a dial that looks exceptionally alive under changing light. If you want a contemporary Royal Oak with immediate visual impact and a clearly defined collector story, this 15510ST.OO.1320ST.01 is one of the strongest blue-dial choices. Like New with Audemars Piguet box and Audemars Piguet digital warranty card. Includes Audemars Piguet 50th Anniversary certificate dated 2022.