B1309 “Details of the BBS Version” BBS Apple Royal Oak Collection – a wristwatch with complex functions and a digital calendar. Model: 26574ST.OO.1220ST.03. It is the only model in the industry that retains all original features.

Noble watches: Audemars Piguet Royal Oak collection chronograph watches feature a noble and elegant blue dial paired with a cool steel case, perfectly reflecting Audemars’ aesthetic design and advanced technical features. The case is made of 316L high-strength steel, with diameters of 41 mm and thicknesses of 11 and 4mm. The blue dial is adorned with a large pattern of “Grande Tapisserie”. The blue dial includes a three-dimensional time indicator and hands covered with glow-in-the-dark coating. Three sub-dials displaying calendar functions, along with a moon phase display, are evenly distributed on the dial, clearly showing hours, minutes, days of the week, date, weekly calendar, month, moon phase, and leap year information. It is a truly unique piece. The sapphire anti-glare treatment makes the entire watch more transparent and bright. The watch is equipped with a 9015 custom modified automatic movement that replicates the Calibre 5134. It is truly a masterpiece. This watch’s model number is Ref. 26574ST.OO.1220ST.03