Discover Audemars Piguet's precision with the Royal Oak (ref. 15305ST.OO.1220ST.01), a contemporary classic shaped by careful watchmaking know-how. The exterior is thoughtfully executed: crafted in pink gold and measuring 39 mm in diameter, with a thickness of 9.4 mm, defined by a other silhouette. The caseback is open, and the crystal is sapphire, delivering water resistance to 5000 meters. At a glance, the dial balances texture and clarity: a grey tone, framed by stick / dot hour markers, and stick hands. Among collectors, it is nicknamed "Anthracite". At its heart beats a proven engine: the AP 3129 caliber. Initial production year: 20102016. With considered ergonomics, it feels composed during extended wear. Brushed and polished elements play with light to emphasize crisp geometry. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.